#E12A2B

Closest named color: Imperial Red (#E63946). oklch(58.9% 0.217 26.9), rgb(225, 42, 43).

Aa

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

About this color

#E12A2B is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.217 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.030 away. White text reads best on it, at 4.59:1.

Hue familyReds
Lightnessmedium-dark (59%)
Chromavivid (0.217)
Temperaturewarm
Nearest nameImperial Red (#E63946)
Black text4.56:1
White text4.59:1

Values

HEX#E12A2B
RGBrgb(225, 42, 43)
HSLhsl(360, 75%, 52%)
OKLCHoklch(58.9% 0.217 26.9)

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 #E12A2B 4.59:1 AA Lc -75.6 Fine for body text
Black text on #E12A2B 4.56:1 AA Lc 34.0 Non-text elements, placeholder text
#E12A2B text on white 4.59:1 AA Lc 70.1 Content text, not long reading
#E12A2B text on black 4.56:1 AA Lc -31.6 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

    #FCE3E0

    oklch(93.5% 0.028 25.9)

  3. Step 200

    200

    #FBCCC6

    oklch(88.4% 0.054 26.7)

  4. Step 300

    300

    #F9A89F

    oklch(80.8% 0.097 26.4)

  5. Step 400

    400

    #F2756A

    oklch(70.7% 0.156 26.9)

  6. Step 500

    500

    #E94841

    oklch(63% 0.199 27)

  7. Step 600

    600 (this color)

    #E12A2B

    oklch(58.9% 0.217 26.9)

  8. Step 700

    700

    #B70013

    oklch(49% 0.2 26.8)

  9. Step 800

    800

    #950C12

    oklch(42.6% 0.167 27)

  10. Step 900

    900

    #781917

    oklch(37.8% 0.13 27)

  11. Step 950

    950

    #47110E

    oklch(27.1% 0.083 27.3)

Export this scale for Tailwind in the Tailwind colors tool

#E12A2B 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)#665C280.236
Deuteranopia (no green cones)#9383210.213
Tritanopia (no blue cones)#F8002E0.045
Achromatopsia (no color)#7575750.218

Harmonies

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

Complementary

The opposite hue (180°).

  • #E12A2B

    #E12A2B

    oklch(58.9% 0.217 26.9)

  • #008D9B

    #008D9B

    oklch(58.8% 0.101 207.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #E12A2B

    #E12A2B

    oklch(58.9% 0.217 26.9)

  • #D7297F

    #D7297F

    oklch(58.9% 0.216 356.8)

  • #BA6200

    #BA6200

    oklch(58.8% 0.143 56.7)

Open the analogous palette in the generator

Split complementary

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

  • #E12A2B

    #E12A2B

    oklch(58.9% 0.217 26.9)

  • #00927C

    #00927C

    oklch(59% 0.109 177)

  • #0087BF

    #0087BF

    oklch(59% 0.128 236.6)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #E12A2B

    #E12A2B

    oklch(58.9% 0.217 26.9)

  • #009735

    #009735

    oklch(58.9% 0.176 146.9)

  • #436DFB

    #436DFB

    oklch(58.8% 0.217 266.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #E12A2B

    #E12A2B

    oklch(58.9% 0.217 26.9)

  • #788600

    #788600

    oklch(58.8% 0.135 116.9)

  • #008D9B

    #008D9B

    oklch(58.8% 0.101 207.1)

  • #8E54EB

    #8E54EB

    oklch(58.9% 0.217 296.9)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #E12A2B, closest first.

Similar named colors

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

Use #E12A2B 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.