#240B06

Closest named color: Very Dark Brown (#1D0200). oklch(18.9% 0.044 34), rgb(36, 11, 6).

Aa

White text reads best on this color (18.65:1).

About this color

#240B06 is a very dark, muted red. In OKLCH its lightness is 19%, its chroma 0.044 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.039 away. White text reads best on it, at 18.65:1.

Hue familyReds
Lightnessvery dark (19%)
Chromamuted (0.044)
Temperaturewarm
Nearest nameVery Dark Brown (#1D0200)
Black text1.12:1
White text18.65:1

Values

HEX#240B06
RGBrgb(36, 11, 6)
HSLhsl(10, 71%, 8%)
OKLCHoklch(18.9% 0.044 34)

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 #240B06 18.65:1 AAA Lc -107.1 Preferred for body text
Black text on #240B06 1.12:1 Fails Lc 0.0 Not readable
#240B06 text on white 18.65:1 AAA Lc 105.0 Preferred for body text
#240B06 text on black 1.12:1 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

    #FAF4F2

    oklch(97.1% 0.007 39.5)

  2. Step 100

    100

    #F4E6E3

    oklch(93.5% 0.016 32)

  3. Step 200

    200

    #ECD3CD

    oklch(88.6% 0.029 33.7)

  4. Step 300

    300

    #E0B5AB

    oklch(80.9% 0.052 33.3)

  5. Step 400

    400

    #CF8E7E

    oklch(70.7% 0.083 34.4)

  6. Step 500

    500

    #C1705D

    oklch(63% 0.107 34.1)

  7. Step 600

    600

    #AD5743

    oklch(55.7% 0.117 34.3)

  8. Step 700

    700

    #944735

    oklch(49.2% 0.108 34.4)

  9. Step 800

    800

    #783A2C

    oklch(42.6% 0.09 33.9)

  10. Step 900

    900

    #613328

    oklch(37.7% 0.069 34.4)

  11. Step 950

    950 (this color)

    #240B06

    oklch(18.9% 0.044 34)

Export this scale for Tailwind in the Tailwind colors tool

#240B06 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)#120F060.043
Deuteranopia (no green cones)#1815060.041
Tritanopia (no blue cones)#28070A0.018
Achromatopsia (no color)#1212120.045

Harmonies

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

Complementary

The opposite hue (180°).

  • #240B06

    #240B06

    oklch(18.9% 0.044 34)

  • #00171D

    #00171D

    oklch(18.9% 0.034 216.2)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #240B06

    #240B06

    oklch(18.9% 0.044 34)

  • #230A11

    #230A11

    oklch(18.9% 0.044 4.6)

  • #210F00

    #210F00

    oklch(19.1% 0.043 64.1)

Open the analogous palette in the generator

Split complementary

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

  • #240B06

    #240B06

    oklch(18.9% 0.044 34)

  • #001815

    #001815

    oklch(18.8% 0.033 184.2)

  • #011526

    #011526

    oklch(18.9% 0.045 244.8)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #240B06

    #240B06

    oklch(18.9% 0.044 34)

  • #01190A

    #01190A

    oklch(18.8% 0.045 154.6)

  • #0E1127

    #0E1127

    oklch(18.8% 0.045 275.4)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #240B06

    #240B06

    oklch(18.9% 0.044 34)

  • #101701

    #101701

    oklch(19.1% 0.044 123.6)

  • #00171D

    #00171D

    oklch(18.9% 0.034 216.2)

  • #180E24

    #180E24

    oklch(19% 0.045 303.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #240B06, closest first.

Similar named colors

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

Use #240B06 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.