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#28310B Black Olive

The nearest named color to #28310B is Black Olive (#2C3B22).

Build a palette from it

#28310B

Black Olive

What are the RGB, HSL, OKLCH and CMYK values of #28310B?

HEX
#28310B
RGB
rgb(40, 49, 11)
HSL
hsl(74, 63%, 12%)
OKLCH
oklch(29.5% 0.059 122)
CMYK
18, 0, 78, 81

#28310B has a contrast ratio of 13.69:1 against white and 1.53:1 against black, so white is the better background for text in this color and light text reads best on it.

Contrast checker

Text color (rows) on background (columns), scored against WCAG 2.2. White and near-black text on this color.

WCAG contrast ratio for each text and background color combination
Text ↓ / Bg → #28310B
#28310B
Same color
White
13.7AAA
Near-black
1.3Fail

AAA ≥ 7:1 · AA ≥ 4.5:1 body text· AA18 ≥ 3:1 large text (18pt, or 14pt bold) only

Text that works on each color

  • White on #28310B · 13.7:1

Tints and shades of #28310B

Same hue and chroma in OKLCH, lighter to darker.

  1. #EEFCD0
  2. #CFDCB1
  3. #B0BD93
  4. #939F76
  5. #76825A
  6. #5B653F
  7. #414B25
  8. #28310B
  9. #131900

Colors that go with #28310B

Six harmony rules built from this color. Open any in the Studio.

Color blindness check

About 1 in 12 men and 1 in 200 women see color differently. Simulated with the Machado (2009) model.

Typical
Deuteranopia

No green cones — the most common form. Black Olive, #28310B and Bistre, #4B1F11; Hunter Green, #235212 and Espresso, #4B3C11; Espresso, #4B3C11 and Bistre, #4B1F11 become hard to tell apart — don't rely on color alone to separate them.

Export

Copy-paste code, or download the swatches.

:root {
  --black-olive-1: #28310B; /* Black Olive */
}

Palettes, gradients and meshes with #28310B

Items using this color or one perceptually close to it, closest first.

Palettes (43)

Fern Gully

Gradients (3)

Mesh gradients (1)