#180D0F

Closest named color: Almost Black (#070D0D). oklch(17.5% 0.019 7.3), rgb(24, 13, 15).

Aa

White text reads best on this color (19.03:1).

About this color

#180D0F is a very dark close to neutral grey. In OKLCH its lightness is 18%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.037 away. White text reads best on it, at 19.03:1.

Hue familyNeutrals
Lightnessvery dark (18%)
Chromaclose to neutral grey (0.019)
Temperatureneutral
Nearest nameAlmost Black (#070D0D)
Black text1.10:1
White text19.03:1

Values

HEX#180D0F
RGBrgb(24, 13, 15)
HSLhsl(349, 30%, 7%)
OKLCHoklch(17.5% 0.019 7.3)

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 #180D0F 19.03:1 AAA Lc -107.4 Preferred for body text
Black text on #180D0F 1.10:1 Fails Lc 0.0 Not readable
#180D0F text on white 19.03:1 AAA Lc 105.4 Preferred for body text
#180D0F 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

    #F7F5F5

    oklch(97.2% 0.002 17.2)

  2. Step 100

    100

    #EEE8E9

    oklch(93.6% 0.007 5.6)

  3. Step 200

    200

    #E1D6D7

    oklch(88.5% 0.012 11)

  4. Step 300

    300

    #CFBBBE

    oklch(81% 0.023 7.3)

  5. Step 400

    400

    #B6989C

    oklch(70.8% 0.036 9)

  6. Step 500

    500

    #A37E84

    oklch(63% 0.047 7.6)

  7. Step 600

    600

    #8E676E

    oklch(55.6% 0.051 6.9)

  8. Step 700

    700

    #79565C

    oklch(49.2% 0.047 7.6)

  9. Step 800

    800

    #62464B

    oklch(42.6% 0.039 7)

  10. Step 900

    900

    #503B3F

    oklch(37.7% 0.03 5.9)

  11. Step 950

    950 (this color)

    #180D0F

    oklch(17.5% 0.019 7.3)

Export this scale for Tailwind in the Tailwind colors tool

#180D0F 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)#0F0F0F0.020
Deuteranopia (no green cones)#11110F0.020
Tritanopia (no blue cones)#1A0C0E0.005
Achromatopsia (no color)#1010100.019

Harmonies

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

Complementary

The opposite hue (180°).

  • #180D0F

    #180D0F

    oklch(17.5% 0.019 7.3)

  • #061312

    #061312

    oklch(17.4% 0.019 189.4)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #180D0F

    #180D0F

    oklch(17.5% 0.019 7.3)

  • #160D14

    #160D14

    oklch(17.5% 0.02 334.6)

  • #180E0A

    #180E0A

    oklch(17.6% 0.019 42.7)

Open the analogous palette in the generator

Split complementary

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

  • #180D0F

    #180D0F

    oklch(17.5% 0.019 7.3)

  • #09130D

    #09130D

    oklch(17.4% 0.019 157.4)

  • #061316

    #061316

    oklch(17.6% 0.02 213.6)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #180D0F

    #180D0F

    oklch(17.5% 0.019 7.3)

  • #0E1209

    #0E1209

    oklch(17.5% 0.019 127.7)

  • #0A1119

    #0A1119

    oklch(17.5% 0.02 252.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #180D0F

    #180D0F

    oklch(17.5% 0.019 7.3)

  • #131107

    #131107

    oklch(17.7% 0.02 98.6)

  • #061312

    #061312

    oklch(17.4% 0.019 189.4)

  • #0E1019

    #0E1019

    oklch(17.5% 0.019 274.6)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #180D0F, closest first.

Similar named colors

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

Use #180D0F 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.