#A81C55

Closest named color: Violet Red (#A50055). oklch(48.4% 0.177 3.1), rgb(168, 28, 85).

Aa

White text reads best on this color (7.08:1).

About this color

#A81C55 is a medium-dark, vivid red. In OKLCH its lightness is 48%, its chroma 0.177 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Violet Red (#A50055), ΔE 0.023 away. White text reads best on it, at 7.08:1.

Hue familyReds
Lightnessmedium-dark (48%)
Chromavivid (0.177)
Temperaturewarm
Nearest nameViolet Red (#A50055)
Black text2.96:1
White text7.08:1

Values

HEX#A81C55
RGBrgb(168, 28, 85)
HSLhsl(336, 71%, 38%)
OKLCHoklch(48.4% 0.177 3.1)

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 #A81C55 7.08:1 AAA Lc -88.0 Fine for body text
Black text on #A81C55 2.96:1 Fails Lc 21.1 Dividers and decoration only
#A81C55 text on white 7.08:1 AAA Lc 83.0 Fine for body text
#A81C55 text on black 2.96:1 Fails Lc -18.9 Dividers and decoration only

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 700.

  1. Step 50

    50

    #FDF2F5

    oklch(97.1% 0.012 358.8)

  2. Step 100

    100

    #F9E3E8

    oklch(93.5% 0.025 2.1)

  3. Step 200

    200

    #F6CDD6

    oklch(88.6% 0.048 3.3)

  4. Step 300

    300

    #F0AABB

    oklch(80.9% 0.085 3.2)

  5. Step 400

    400

    #E57998

    oklch(70.6% 0.137 2.9)

  6. Step 500

    500

    #DB527F

    oklch(63.2% 0.175 3.2)

  7. Step 600

    600

    #C62F68

    oklch(55.7% 0.19 3.3)

  8. Step 700

    700 (this color)

    #A81C55

    oklch(48.4% 0.177 3.1)

  9. Step 800

    800

    #8A1D47

    oklch(42.6% 0.147 2.9)

  10. Step 900

    900

    #6F203C

    oklch(37.7% 0.114 2.6)

  11. Step 950

    950

    #421423

    oklch(27.1% 0.073 3.1)

Export this scale for Tailwind in the Tailwind colors tool

#A81C55 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)#4147560.201
Deuteranopia (no green cones)#6662520.180
Tritanopia (no blue cones)#B700360.051
Achromatopsia (no color)#5858580.179

Harmonies

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

Complementary

The opposite hue (180°).

  • #A81C55

    #A81C55

    oklch(48.4% 0.177 3.1)

  • #006E63

    #006E63

    oklch(48.3% 0.086 183)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #A81C55

    #A81C55

    oklch(48.4% 0.177 3.1)

  • #952A88

    #952A88

    oklch(48.5% 0.177 333.3)

  • #AC2302

    #AC2302

    oklch(48.4% 0.177 33.1)

Open the analogous palette in the generator

Split complementary

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

  • #A81C55

    #A81C55

    oklch(48.4% 0.177 3.1)

  • #00723B

    #00723B

    oklch(48.4% 0.124 153.2)

  • #006B7B

    #006B7B

    oklch(48.5% 0.085 212.5)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #A81C55

    #A81C55

    oklch(48.4% 0.177 3.1)

  • #526900

    #526900

    oklch(48.4% 0.119 123.3)

  • #00649B

    #00649B

    oklch(48.4% 0.117 243.1)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #A81C55

    #A81C55

    oklch(48.4% 0.177 3.1)

  • #725D00

    #725D00

    oklch(48.5% 0.099 93.5)

  • #006E63

    #006E63

    oklch(48.3% 0.086 183)

  • #424FC1

    #424FC1

    oklch(48.6% 0.177 273)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A81C55, closest first.

Similar named colors

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

Use #A81C55 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.