#B22932

Closest named color: Firebrick (#B22222). oklch(50.4% 0.173 22.9), rgb(178, 41, 50).

Aa

White text reads best on this color (6.44:1).

About this color

#B22932 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.173 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Firebrick (#B22222), ΔE 0.016 away. White text reads best on it, at 6.44:1.

Hue familyReds
Lightnessmedium-dark (50%)
Chromavivid (0.173)
Temperaturewarm
Nearest nameFirebrick (#B22222)
Black text3.25:1
White text6.44:1

Values

HEX#B22932
RGBrgb(178, 41, 50)
HSLhsl(356, 63%, 43%)
OKLCHoklch(50.4% 0.173 22.9)

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 #B22932 6.44:1 AA Lc -85.8 Fine for body text
Black text on #B22932 3.25:1 AA large text Lc 23.5 Dividers and decoration only
#B22932 text on white 6.44:1 AA Lc 80.6 Fine for body text
#B22932 text on black 3.25:1 AA large text Lc -21.2 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

    #FDF3F2

    oklch(97.2% 0.011 24.3)

  2. Step 100

    100

    #FAE4E2

    oklch(93.6% 0.024 23.9)

  3. Step 200

    200

    #F7CECB

    oklch(88.6% 0.047 23)

  4. Step 300

    300

    #F2ACA8

    oklch(81% 0.083 22.7)

  5. Step 400

    400

    #E87C79

    oklch(70.7% 0.134 22.7)

  6. Step 500

    500

    #DE5657

    oklch(63.2% 0.171 22.9)

  7. Step 600

    600

    #C9333C

    oklch(55.5% 0.186 22.8)

  8. Step 700

    700 (this color)

    #B22932

    oklch(50.4% 0.173 22.9)

  9. Step 800

    800

    #8D2127

    oklch(42.8% 0.143 23)

  10. Step 900

    900

    #712224

    oklch(37.6% 0.111 22.8)

  11. Step 950

    950

    #431516

    oklch(27% 0.071 21.9)

Export this scale for Tailwind in the Tailwind colors tool

#B22932 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)#524C310.189
Deuteranopia (no green cones)#74692D0.173
Tritanopia (no blue cones)#C4002E0.039
Achromatopsia (no color)#5E5E5E0.174

Harmonies

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

Complementary

The opposite hue (180°).

  • #B22932

    #B22932

    oklch(50.4% 0.173 22.9)

  • #00727A

    #00727A

    oklch(50.3% 0.086 203.3)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #B22932

    #B22932

    oklch(50.4% 0.173 22.9)

  • #A82A6D

    #A82A6D

    oklch(50.3% 0.173 352.7)

  • #9B4B00

    #9B4B00

    oklch(50.4% 0.128 52.8)

Open the analogous palette in the generator

Split complementary

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

  • #B22932

    #B22932

    oklch(50.4% 0.173 22.9)

  • #00765F

    #00765F

    oklch(50.4% 0.097 172.9)

  • #006D96

    #006D96

    oklch(50.3% 0.104 233.4)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #B22932

    #B22932

    oklch(50.4% 0.173 22.9)

  • #007B07

    #007B07

    oklch(50.5% 0.17 142.9)

  • #2B5CC5

    #2B5CC5

    oklch(50.3% 0.173 262.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #B22932

    #B22932

    oklch(50.4% 0.173 22.9)

  • #666A00

    #666A00

    oklch(50.4% 0.112 112.4)

  • #00727A

    #00727A

    oklch(50.3% 0.086 203.3)

  • #6B49BC

    #6B49BC

    oklch(50.4% 0.173 292.8)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #B22932, closest first.

Similar named colors

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

Use #B22932 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.