#90140B

Closest named color: Brick Red (#8F1402). oklch(42% 0.159 29.7), rgb(144, 20, 11).

Aa

White text reads best on this color (9.16:1).

About this color

#90140B is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.159 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Red (#8F1402), ΔE 0.005 away. White text reads best on it, at 9.16:1.

Hue familyReds
Lightnessdark (42%)
Chromavivid (0.159)
Temperaturewarm
Nearest nameBrick Red (#8F1402)
Black text2.29:1
White text9.16:1

Values

HEX#90140B
RGBrgb(144, 20, 11)
HSLhsl(4, 86%, 30%)
OKLCHoklch(42% 0.159 29.7)

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 #90140B 9.16:1 AAA Lc -93.9 Preferred for body text
Black text on #90140B 2.29:1 Fails Lc 14.6 Not readable
#90140B text on white 9.16:1 AAA Lc 89.3 Fine for body text
#90140B text on black 2.29:1 Fails Lc -12.9 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 800.

  1. Step 50

    50

    #FEF3F1

    oklch(97.2% 0.012 29.9)

  2. Step 100

    100

    #FBE4DF

    oklch(93.6% 0.026 32.2)

  3. Step 200

    200

    #FACDC5

    oklch(88.5% 0.052 29.9)

  4. Step 300

    300

    #F7AA9D

    oklch(80.9% 0.093 29.9)

  5. Step 400

    400

    #EF7968

    oklch(70.8% 0.149 29.7)

  6. Step 500

    500

    #E54E3E

    oklch(63% 0.19 29.4)

  7. Step 600

    600

    #D12619

    oklch(55.6% 0.207 29.6)

  8. Step 700

    700

    #B41409

    oklch(49.1% 0.192 29.7)

  9. Step 800

    800 (this color)

    #90140B

    oklch(42% 0.159 29.7)

  10. Step 900

    900

    #761D15

    oklch(37.8% 0.125 29.3)

  11. Step 950

    950

    #45130D

    oklch(26.9% 0.078 29.9)

Export this scale for Tailwind in the Tailwind colors tool

#90140B 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)#3F37070.171
Deuteranopia (no green cones)#5C51010.155
Tritanopia (no blue cones)#9F00140.033
Achromatopsia (no color)#4848480.160

Harmonies

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

Complementary

The opposite hue (180°).

  • #90140B

    #90140B

    oklch(42% 0.159 29.7)

  • #005863

    #005863

    oklch(42.2% 0.073 209.4)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #90140B

    #90140B

    oklch(42% 0.159 29.7)

  • #8B114A

    #8B114A

    oklch(42.1% 0.159 359.8)

  • #733D00

    #733D00

    oklch(41.9% 0.099 59.4)

Open the analogous palette in the generator

Split complementary

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

  • #90140B

    #90140B

    oklch(42% 0.159 29.7)

  • #005A4E

    #005A4E

    oklch(41.9% 0.076 179.6)

  • #00537B

    #00537B

    oklch(42.1% 0.095 239.1)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #90140B

    #90140B

    oklch(42% 0.159 29.7)

  • #005E27

    #005E27

    oklch(42.1% 0.117 149.7)

  • #2D40A2

    #2D40A2

    oklch(41.9% 0.159 269.7)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #90140B

    #90140B

    oklch(42% 0.159 29.7)

  • #475400

    #475400

    oklch(42% 0.099 119.5)

  • #005863

    #005863

    oklch(42.2% 0.073 209.4)

  • #5C2F95

    #5C2F95

    oklch(42% 0.159 299.7)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #90140B, closest first.

Similar named colors

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

Use #90140B 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.