#E02A3C

Closest named color: Crimson (#DC143C). oklch(58.9% 0.214 22.6), rgb(224, 42, 60).

Aa

White text reads best on this color (4.59:1).

About this color

#E02A3C is a medium-dark, vivid red. In OKLCH its lightness is 59%, 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 0.022 away. White text reads best on it, at 4.59:1.

Hue familyReds
Lightnessmedium-dark (59%)
Chromavivid (0.214)
Temperaturewarm
Nearest nameCrimson (#DC143C)
Black text4.56:1
White text4.59:1

Values

HEX#E02A3C
RGBrgb(224, 42, 60)
HSLhsl(354, 75%, 52%)
OKLCHoklch(58.9% 0.214 22.6)

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 #E02A3C 4.59:1 AA Lc -75.6 Fine for body text
Black text on #E02A3C 4.56:1 AA Lc 34.0 Non-text elements, placeholder text
#E02A3C text on white 4.59:1 AA Lc 70.1 Content text, not long reading
#E02A3C text on black 4.56:1 AA Lc -31.5 Non-text elements, placeholder text

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

    #F9A8A4

    oklch(80.9% 0.096 22.5)

  5. Step 400

    400

    #F17573

    oklch(70.7% 0.153 22.7)

  6. Step 500

    500

    #E8484F

    oklch(63.1% 0.196 22.5)

  7. Step 600

    600 (this color)

    #E02A3C

    oklch(58.9% 0.214 22.6)

  8. Step 700

    700

    #B60025

    oklch(49% 0.198 22.6)

  9. Step 800

    800

    #950C20

    oklch(42.8% 0.166 22.5)

  10. Step 900

    900

    #77191F

    oklch(37.7% 0.128 22.8)

  11. Step 950

    950

    #461113

    oklch(26.9% 0.081 22.4)

Export this scale for Tailwind in the Tailwind colors tool

#E02A3C 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)#645C3B0.236
Deuteranopia (no green cones)#9183350.215
Tritanopia (no blue cones)#F700330.044
Achromatopsia (no color)#7575750.216

Harmonies

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

Complementary

The opposite hue (180°).

  • #E02A3C

    #E02A3C

    oklch(58.9% 0.214 22.6)

  • #008E97

    #008E97

    oklch(58.9% 0.1 202.7)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #E02A3C

    #E02A3C

    oklch(58.9% 0.214 22.6)

  • #D42D89

    #D42D89

    oklch(59% 0.215 352.6)

  • #C05E00

    #C05E00

    oklch(59% 0.151 52.6)

Open the analogous palette in the generator

Split complementary

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

  • #E02A3C

    #E02A3C

    oklch(58.9% 0.214 22.6)

  • #009276

    #009276

    oklch(58.8% 0.113 172.8)

  • #0088B8

    #0088B8

    oklch(58.9% 0.121 232.3)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #E02A3C

    #E02A3C

    oklch(58.9% 0.214 22.6)

  • #009802

    #009802

    oklch(58.9% 0.2 142.6)

  • #3072FA

    #3072FA

    oklch(59% 0.214 262.4)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #E02A3C

    #E02A3C

    oklch(58.9% 0.214 22.6)

  • #7F8400

    #7F8400

    oklch(58.9% 0.131 112.4)

  • #008E97

    #008E97

    oklch(58.9% 0.1 202.7)

  • #8658EE

    #8658EE

    oklch(58.9% 0.214 292.7)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #E02A3C, closest first.

Similar named colors

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

Use #E02A3C 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.