#87171B

Closest named color: Dark Red (#8B0000). oklch(40.6% 0.146 25.3), rgb(135, 23, 27).

Aa

White text reads best on this color (9.68:1).

About this color

#87171B is a dark, vivid red. In OKLCH its lightness is 41%, its chroma 0.146 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Red (#8B0000), ΔE 0.021 away. White text reads best on it, at 9.68:1.

Hue familyReds
Lightnessdark (41%)
Chromavivid (0.146)
Temperaturewarm
Nearest nameDark Red (#8B0000)
Black text2.16:1
White text9.68:1

Values

HEX#87171B
RGBrgb(135, 23, 27)
HSLhsl(358, 71%, 31%)
OKLCHoklch(40.6% 0.146 25.3)

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 #87171B 9.68:1 AAA Lc -95.3 Preferred for body text
Black text on #87171B 2.16:1 Fails Lc 13.0 Not readable
#87171B text on white 9.68:1 AAA Lc 90.9 Preferred for body text
#87171B text on black 2.16:1 Fails Lc -11.4 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

    #FDF3F1

    oklch(97.1% 0.011 31.1)

  2. Step 100

    100

    #FAE4E1

    oklch(93.6% 0.025 26.9)

  3. Step 200

    200

    #F7CEC9

    oklch(88.5% 0.047 26.2)

  4. Step 300

    300

    #F3ABA5

    oklch(80.8% 0.086 24.5)

  5. Step 400

    400

    #EA7C74

    oklch(70.8% 0.137 25.4)

  6. Step 500

    500

    #DF5450

    oklch(63% 0.175 25.1)

  7. Step 600

    600

    #CB3134

    oklch(55.6% 0.19 25.1)

  8. Step 700

    700

    #AF2126

    oklch(49.1% 0.177 25.3)

  9. Step 800

    800 (this color)

    #87171B

    oklch(40.6% 0.146 25.3)

  10. Step 900

    900

    #722120

    oklch(37.6% 0.114 25.1)

  11. Step 950

    950

    #431513

    oklch(26.9% 0.072 25.6)

Export this scale for Tailwind in the Tailwind colors tool

#87171B 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)#3B351A0.159
Deuteranopia (no green cones)#564D160.146
Tritanopia (no blue cones)#95001A0.030
Achromatopsia (no color)#4444440.148

Harmonies

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

Complementary

The opposite hue (180°).

  • #87171B

    #87171B

    oklch(40.6% 0.146 25.3)

  • #00545B

    #00545B

    oklch(40.7% 0.069 204.6)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #87171B

    #87171B

    oklch(40.6% 0.146 25.3)

  • #80174D

    #80174D

    oklch(40.5% 0.146 355)

  • #713800

    #713800

    oklch(40.7% 0.1 55.7)

Open the analogous palette in the generator

Split complementary

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

  • #87171B

    #87171B

    oklch(40.6% 0.146 25.3)

  • #005647

    #005647

    oklch(40.5% 0.076 175.6)

  • #005071

    #005071

    oklch(40.7% 0.086 234.8)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #87171B

    #87171B

    oklch(40.6% 0.146 25.3)

  • #005A15

    #005A15

    oklch(40.7% 0.127 145.3)

  • #224197

    #224197

    oklch(40.7% 0.146 265.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #87171B

    #87171B

    oklch(40.6% 0.146 25.3)

  • #484F00

    #484F00

    oklch(40.7% 0.093 115.5)

  • #00545B

    #00545B

    oklch(40.7% 0.069 204.6)

  • #52318E

    #52318E

    oklch(40.6% 0.147 295.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #87171B, closest first.

Similar named colors

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

Use #87171B 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.