#D81F34

Closest named color: Crimson (#DC143C). oklch(56.7% 0.214 23), rgb(216, 31, 52).

Aa

White text reads best on this color (5.04:1).

About this color

#D81F34 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.214 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.014 away. White text reads best on it, at 5.04:1.

Hue familyReds
Lightnessmedium-dark (57%)
Chromavivid (0.214)
Temperaturewarm
Nearest nameCrimson (#DC143C)
Black text4.16:1
White text5.04:1

Values

HEX#D81F34
RGBrgb(216, 31, 52)
HSLhsl(353, 75%, 48%)
OKLCHoklch(56.7% 0.214 23)

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 #D81F34 5.04:1 AA Lc -78.2 Fine for body text
Black text on #D81F34 4.16:1 AA large text Lc 31.3 Non-text elements, placeholder text
#D81F34 text on white 5.04:1 AA Lc 72.8 Content text, not long reading
#D81F34 text on black 4.16:1 AA large text Lc -28.9 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 600.

  1. Step 50

    50

    #FEF2F1

    oklch(97% 0.013 23.2)

  2. Step 100

    100

    #FCE3E1

    oklch(93.6% 0.028 23.2)

  3. Step 200

    200

    #FBCCC9

    oklch(88.5% 0.054 22.5)

  4. Step 300

    300

    #F9A8A3

    oklch(80.9% 0.097 23.3)

  5. Step 400

    400

    #F17572

    oklch(70.7% 0.154 23.2)

  6. Step 500

    500

    #E8484D

    oklch(63% 0.196 23.2)

  7. Step 600

    600 (this color)

    #D81F34

    oklch(56.7% 0.214 23)

  8. Step 700

    700

    #B70024

    oklch(49.2% 0.198 23)

  9. Step 800

    800

    #950D1F

    oklch(42.8% 0.165 23)

  10. Step 900

    900

    #77191E

    oklch(37.7% 0.128 23.3)

  11. Step 950

    950

    #461112

    oklch(26.9% 0.081 23.4)

Export this scale for Tailwind in the Tailwind colors tool

#D81F34 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)#5E56330.236
Deuteranopia (no green cones)#8B7C2D0.213
Tritanopia (no blue cones)#EE002A0.042
Achromatopsia (no color)#6F6F6F0.216

Harmonies

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

Complementary

The opposite hue (180°).

  • #D81F34

    #D81F34

    oklch(56.7% 0.214 23)

  • #008790

    #008790

    oklch(56.8% 0.097 203.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #D81F34

    #D81F34

    oklch(56.7% 0.214 23)

  • #CC2381

    #CC2381

    oklch(56.7% 0.214 353.1)

  • #B65900

    #B65900

    oklch(56.7% 0.145 52.7)

Open the analogous palette in the generator

Split complementary

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

  • #D81F34

    #D81F34

    oklch(56.7% 0.214 23)

  • #008B70

    #008B70

    oklch(56.7% 0.109 172.7)

  • #0081B0

    #0081B0

    oklch(56.8% 0.117 233)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #D81F34

    #D81F34

    oklch(56.7% 0.214 23)

  • #00900D

    #00900D

    oklch(56.6% 0.189 143)

  • #2C6AF2

    #2C6AF2

    oklch(56.7% 0.214 262.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #D81F34

    #D81F34

    oklch(56.7% 0.214 23)

  • #787E00

    #787E00

    oklch(56.9% 0.127 113.1)

  • #008790

    #008790

    oklch(56.8% 0.097 203.1)

  • #8051E6

    #8051E6

    oklch(56.8% 0.214 292.8)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #D81F34, closest first.

Similar named colors

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

Use #D81F34 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.