#8B001E

Closest named color: Dark Red (#8B0000). oklch(40.2% 0.162 21), rgb(139, 0, 30).

Aa

White text reads best on this color (9.92:1).

About this color

#8B001E is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.162 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Red (#8B0000), ΔE 0.024 away. White text reads best on it, at 9.92:1.

Hue familyReds
Lightnessdark (40%)
Chromavivid (0.162)
Temperaturewarm
Nearest nameDark Red (#8B0000)
Black text2.11:1
White text9.92:1

Values

HEX#8B001E
RGBrgb(139, 0, 30)
HSLhsl(347, 100%, 27%)
OKLCHoklch(40.2% 0.162 21)

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 #8B001E 9.92:1 AAA Lc -95.0 Preferred for body text
Black text on #8B001E 2.11:1 Fails Lc 13.3 Not readable
#8B001E text on white 9.92:1 AAA Lc 90.6 Preferred for body text
#8B001E text on black 2.11:1 Fails Lc -11.7 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

    #FEF2F2

    oklch(97.1% 0.013 17.4)

  2. Step 100

    100

    #FCE3E2

    oklch(93.6% 0.028 20.4)

  3. Step 200

    200

    #FACCCA

    oklch(88.4% 0.052 21.1)

  4. Step 300

    300

    #F8A8A6

    oklch(80.9% 0.095 20.9)

  5. Step 400

    400

    #F07577

    oklch(70.6% 0.152 20.7)

  6. Step 500

    500

    #E74954

    oklch(63.1% 0.194 20.9)

  7. Step 600

    600

    #D21C39

    oklch(55.6% 0.21 20.8)

  8. Step 700

    700

    #B5052B

    oklch(49% 0.195 21)

  9. Step 800

    800 (this color)

    #8B001E

    oklch(40.2% 0.162 21)

  10. Step 900

    900

    #761A22

    oklch(37.7% 0.126 21.3)

  11. Step 950

    950

    #461115

    oklch(27% 0.081 20.2)

Export this scale for Tailwind in the Tailwind colors tool

#8B001E 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)#36311E0.180
Deuteranopia (no green cones)#554C190.163
Tritanopia (no blue cones)#9A00100.036
Achromatopsia (no color)#4343430.163

Harmonies

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

Complementary

The opposite hue (180°).

  • #8B001E

    #8B001E

    oklch(40.2% 0.162 21)

  • #005357

    #005357

    oklch(40.2% 0.068 200.4)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #8B001E

    #8B001E

    oklch(40.2% 0.162 21)

  • #820853

    #820853

    oklch(40.3% 0.162 350.9)

  • #733400

    #733400

    oklch(40.3% 0.105 51.2)

Open the analogous palette in the generator

Split complementary

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

  • #8B001E

    #8B001E

    oklch(40.2% 0.162 21)

  • #005643

    #005643

    oklch(40.3% 0.079 171.2)

  • #004F6C

    #004F6C

    oklch(40.1% 0.081 231.6)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #8B001E

    #8B001E

    oklch(40.2% 0.162 21)

  • #0F5800

    #0F5800

    oklch(40.1% 0.132 141)

  • #09409D

    #09409D

    oklch(40.3% 0.161 260.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #8B001E

    #8B001E

    oklch(40.2% 0.162 21)

  • #4B4C00

    #4B4C00

    oklch(40.2% 0.088 110.6)

  • #005357

    #005357

    oklch(40.2% 0.068 200.4)

  • #4D2E97

    #4D2E97

    oklch(40.4% 0.162 290.9)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #8B001E, closest first.

Similar named colors

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

Use #8B001E 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.