#C12A3B

Closest named color: Lipstick Red (#C0022F). oklch(53.4% 0.186 20.8), rgb(193, 42, 59).

Aa

White text reads best on this color (5.73:1).

About this color

#C12A3B is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.186 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick Red (#C0022F), ΔE 0.029 away. White text reads best on it, at 5.73:1.

Hue familyReds
Lightnessmedium-dark (53%)
Chromavivid (0.186)
Temperaturewarm
Nearest nameLipstick Red (#C0022F)
Black text3.66:1
White text5.73:1

Values

HEX#C12A3B
RGBrgb(193, 42, 59)
HSLhsl(353, 64%, 46%)
OKLCHoklch(53.4% 0.186 20.8)

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 #C12A3B 5.73:1 AA Lc -82.5 Fine for body text
Black text on #C12A3B 3.66:1 AA large text Lc 26.9 Dividers and decoration only
#C12A3B text on white 5.73:1 AA Lc 77.2 Fine for body text
#C12A3B text on black 3.66:1 AA large text Lc -24.6 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

    #FDF3F2

    oklch(97.2% 0.011 24.3)

  2. Step 100

    100

    #FAE4E3

    oklch(93.6% 0.024 20.7)

  3. Step 200

    200

    #F7CECC

    oklch(88.6% 0.047 21.4)

  4. Step 300

    300

    #F2ABAA

    oklch(80.8% 0.084 20)

  5. Step 400

    400

    #E87C7C

    oklch(70.7% 0.134 21)

  6. Step 500

    500

    #DE555B

    oklch(63.2% 0.171 20.9)

  7. Step 600

    600 (this color)

    #C12A3B

    oklch(53.4% 0.186 20.8)

  8. Step 700

    700

    #AD2333

    oklch(49.1% 0.173 20.8)

  9. Step 800

    800

    #8D202B

    oklch(42.7% 0.144 20.7)

  10. Step 900

    900

    #712227

    oklch(37.7% 0.111 20.7)

  11. Step 950

    950

    #431517

    oklch(27% 0.071 20.7)

Export this scale for Tailwind in the Tailwind colors tool

#C12A3B 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)#58523A0.204
Deuteranopia (no green cones)#7D72360.188
Tritanopia (no blue cones)#D400320.039
Achromatopsia (no color)#6666660.187

Harmonies

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

Complementary

The opposite hue (180°).

  • #C12A3B

    #C12A3B

    oklch(53.4% 0.186 20.8)

  • #007C82

    #007C82

    oklch(53.3% 0.091 200.7)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #C12A3B

    #C12A3B

    oklch(53.4% 0.186 20.8)

  • #B52D7A

    #B52D7A

    oklch(53.3% 0.186 350.7)

  • #AA4F00

    #AA4F00

    oklch(53.4% 0.14 50.5)

Open the analogous palette in the generator

Split complementary

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

  • #C12A3B

    #C12A3B

    oklch(53.4% 0.186 20.8)

  • #008064

    #008064

    oklch(53.4% 0.105 170.5)

  • #00779F

    #00779F

    oklch(53.4% 0.107 230.7)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #C12A3B

    #C12A3B

    oklch(53.4% 0.186 20.8)

  • #1E8300

    #1E8300

    oklch(53.3% 0.174 140.8)

  • #2565D6

    #2565D6

    oklch(53.3% 0.186 260.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #C12A3B

    #C12A3B

    oklch(53.4% 0.186 20.8)

  • #717200

    #717200

    oklch(53.3% 0.117 110.4)

  • #007C82

    #007C82

    oklch(53.3% 0.091 200.7)

  • #7150CE

    #7150CE

    oklch(53.4% 0.186 290.8)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #C12A3B, closest first.

Similar named colors

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

Use #C12A3B 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.