#180D13

Closest named color: Almost Black (#070D0D). oklch(17.7% 0.022 345.7), rgb(24, 13, 19).

Aa

White text reads best on this color (18.99:1).

About this color

#180D13 is a very dark close to neutral grey. In OKLCH its lightness is 18%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.040 away. White text reads best on it, at 18.99:1.

Hue familyNeutrals
Lightnessvery dark (18%)
Chromaclose to neutral grey (0.022)
Temperatureneutral
Nearest nameAlmost Black (#070D0D)
Black text1.10:1
White text18.99:1

Values

HEX#180D13
RGBrgb(24, 13, 19)
HSLhsl(327, 30%, 7%)
OKLCHoklch(17.7% 0.022 345.7)

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 #180D13 18.99:1 AAA Lc -107.4 Preferred for body text
Black text on #180D13 1.10:1 Fails Lc 0.0 Not readable
#180D13 text on white 18.99:1 AAA Lc 105.4 Preferred for body text
#180D13 text on black 1.10:1 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

    #F7F4F6

    oklch(97% 0.004 337.4)

  2. Step 100

    100

    #EEE8EB

    oklch(93.7% 0.008 345.4)

  3. Step 200

    200

    #E1D5DB

    oklch(88.4% 0.015 345.6)

  4. Step 300

    300

    #CEBAC4

    oklch(80.9% 0.026 346)

  5. Step 400

    400

    #B597A6

    oklch(70.8% 0.041 346.6)

  6. Step 500

    500

    #A27D90

    oklch(63.1% 0.053 346.5)

  7. Step 600

    600

    #8D667B

    oklch(55.7% 0.058 345.6)

  8. Step 700

    700

    #775467

    oklch(49% 0.054 345.5)

  9. Step 800

    800

    #614554

    oklch(42.6% 0.044 345.8)

  10. Step 900

    900

    #4F3A46

    oklch(37.6% 0.035 343.7)

  11. Step 950

    950 (this color)

    #180D13

    oklch(17.7% 0.022 345.7)

Export this scale for Tailwind in the Tailwind colors tool

#180D13 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)#0E0F130.022
Deuteranopia (no green cones)#1011130.022
Tritanopia (no blue cones)#190D0F0.009
Achromatopsia (no color)#1010100.022

Harmonies

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

Complementary

The opposite hue (180°).

  • #180D13

    #180D13

    oklch(17.7% 0.022 345.7)

  • #07140F

    #07140F

    oklch(17.7% 0.022 167.7)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #180D13

    #180D13

    oklch(17.7% 0.022 345.7)

  • #150E18

    #150E18

    oklch(17.8% 0.023 315.6)

  • #1A0D0E

    #1A0D0E

    oklch(17.8% 0.023 14.6)

Open the analogous palette in the generator

Split complementary

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

  • #180D13

    #180D13

    oklch(17.7% 0.022 345.7)

  • #0D1309

    #0D1309

    oklch(17.7% 0.022 133.3)

  • #051414

    #051414

    oklch(17.7% 0.022 195.4)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #180D13

    #180D13

    oklch(17.7% 0.022 345.7)

  • #121206

    #121206

    oklch(17.8% 0.023 108.6)

  • #061318

    #061318

    oklch(17.7% 0.022 224.1)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #180D13

    #180D13

    oklch(17.7% 0.022 345.7)

  • #171006

    #171006

    oklch(17.9% 0.023 76.9)

  • #07140F

    #07140F

    oklch(17.7% 0.022 167.7)

  • #0A111A

    #0A111A

    oklch(17.5% 0.022 255)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #180D13, closest first.

Similar named colors

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

Use #180D13 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.