#211613

Closest named color: Rich Black (#0D1B2A). oklch(21.3% 0.019 35.8), rgb(33, 22, 19).

Aa

White text reads best on this color (17.66:1).

About this color

#211613 is a very dark close to neutral grey. In OKLCH its lightness is 21%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.052 away. White text reads best on it, at 17.66:1.

Hue familyNeutrals
Lightnessvery dark (21%)
Chromaclose to neutral grey (0.019)
Temperatureneutral
Nearest nameRich Black (#0D1B2A)
Black text1.18:1
White text17.66:1

Values

HEX#211613
RGBrgb(33, 22, 19)
HSLhsl(13, 27%, 10%)
OKLCHoklch(21.3% 0.019 35.8)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #211613 17.66:1 AAA Lc -106.7 Preferred for body text
Black text on #211613 1.18:1 Fails Lc 0.0 Not readable
#211613 text on white 17.66:1 AAA Lc 104.5 Preferred for body text
#211613 text on black 1.18:1 Fails Lc 0.0 Not readable

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.

  1. Step 50

    50

    #F7F5F4

    oklch(97.1% 0.003 48.7)

  2. Step 100

    100

    #EEE8E7

    oklch(93.5% 0.007 28.8)

  3. Step 200

    200

    #E1D6D3

    oklch(88.4% 0.013 35.7)

  4. Step 300

    300

    #CFBCB7

    oklch(81% 0.023 35.1)

  5. Step 400

    400

    #B69991

    oklch(70.7% 0.037 35.9)

  6. Step 500

    500

    #A38076

    oklch(63.1% 0.046 36.5)

  7. Step 600

    600

    #8E695F

    oklch(55.6% 0.05 35.7)

  8. Step 700

    700

    #79584F

    oklch(49.2% 0.046 35.8)

  9. Step 800

    800

    #624840

    oklch(42.7% 0.038 37.8)

  10. Step 900

    900

    #503C37

    oklch(37.7% 0.03 34.4)

  11. Step 950

    950 (this color)

    #211613

    oklch(21.3% 0.019 35.8)

Export this scale for Tailwind in the Tailwind colors tool

#211613 with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#1917130.017
Deuteranopia (no green cones)#1B19130.016
Tritanopia (no blue cones)#2414150.011
Achromatopsia (no color)#1919190.019

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #211613

    #211613

    oklch(21.3% 0.019 35.8)

  • #0F1B1F

    #0F1B1F

    oklch(21.3% 0.019 220.8)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #211613

    #211613

    oklch(21.3% 0.019 35.8)

  • #211518

    #211518

    oklch(21.3% 0.02 2.5)

  • #1F1710

    #1F1710

    oklch(21.2% 0.018 62.8)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #211613

    #211613

    oklch(21.3% 0.019 35.8)

  • #0F1C1A

    #0F1C1A

    oklch(21.4% 0.019 183.9)

  • #121A21

    #121A21

    oklch(21.3% 0.018 245.2)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #211613

    #211613

    oklch(21.3% 0.019 35.8)

  • #121C15

    #121C15

    oklch(21.4% 0.02 153.9)

  • #161822

    #161822

    oklch(21.2% 0.02 275.8)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #211613

    #211613

    oklch(21.3% 0.019 35.8)

  • #171B11

    #171B11

    oklch(21.4% 0.02 125.7)

  • #0F1B1F

    #0F1B1F

    oklch(21.3% 0.019 220.8)

  • #1B1720

    #1B1720

    oklch(21.3% 0.018 305.1)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #211613, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #211613 in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.