#B32239

Closest named color: Firebrick (#B22222). oklch(50.2% 0.179 18.8), rgb(179, 34, 57).

Aa

White text reads best on this color (6.55:1).

About this color

#B32239 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.179 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Firebrick (#B22222), ΔE 0.026 away. White text reads best on it, at 6.55:1.

Hue familyReds
Lightnessmedium-dark (50%)
Chromavivid (0.179)
Temperaturewarm
Nearest nameFirebrick (#B22222)
Black text3.20:1
White text6.55:1

Values

HEX#B32239
RGBrgb(179, 34, 57)
HSLhsl(350, 68%, 42%)
OKLCHoklch(50.2% 0.179 18.8)

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 #B32239 6.55:1 AA Lc -86.0 Fine for body text
Black text on #B32239 3.20:1 AA large text Lc 23.2 Dividers and decoration only
#B32239 text on white 6.55:1 AA Lc 80.9 Fine for body text
#B32239 text on black 3.20:1 AA large text Lc -21.0 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

    #FAE4E3

    oklch(93.6% 0.024 20.7)

  3. Step 200

    200

    #F8CDCD

    oklch(88.5% 0.049 18.1)

  4. Step 300

    300

    #F4AAAB

    oklch(80.9% 0.088 18.3)

  5. Step 400

    400

    #EA7A7E

    oklch(70.7% 0.138 19)

  6. Step 500

    500

    #E0525E

    oklch(63.2% 0.177 18.9)

  7. Step 600

    600

    #CB2D44

    oklch(55.5% 0.193 18.8)

  8. Step 700

    700 (this color)

    #B32239

    oklch(50.2% 0.179 18.8)

  9. Step 800

    800

    #8E1C2D

    oklch(42.6% 0.148 18.7)

  10. Step 900

    900

    #722028

    oklch(37.7% 0.115 19.2)

  11. Step 950

    950

    #431418

    oklch(26.9% 0.073 18.4)

Export this scale for Tailwind in the Tailwind colors tool

#B32239 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)#4E4A390.199
Deuteranopia (no green cones)#7368350.180
Tritanopia (no blue cones)#C5002C0.037
Achromatopsia (no color)#5D5D5D0.180

Harmonies

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

Complementary

The opposite hue (180°).

  • #B32239

    #B32239

    oklch(50.2% 0.179 18.8)

  • #007276

    #007276

    oklch(50.1% 0.085 199.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #B32239

    #B32239

    oklch(50.2% 0.179 18.8)

  • #A72774

    #A72774

    oklch(50.2% 0.179 348.7)

  • #9E4600

    #9E4600

    oklch(50.1% 0.135 48.8)

Open the analogous palette in the generator

Split complementary

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

  • #B32239

    #B32239

    oklch(50.2% 0.179 18.8)

  • #007659

    #007659

    oklch(50.3% 0.101 168.3)

  • #006E90

    #006E90

    oklch(50.3% 0.098 228.2)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #B32239

    #B32239

    oklch(50.2% 0.179 18.8)

  • #2A7700

    #2A7700

    oklch(50.1% 0.157 138.7)

  • #125EC7

    #125EC7

    oklch(50.3% 0.178 258.6)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #B32239

    #B32239

    oklch(50.2% 0.179 18.8)

  • #696800

    #696800

    oklch(50.2% 0.109 109.1)

  • #007276

    #007276

    oklch(50.1% 0.085 199.1)

  • #6449C1

    #6449C1

    oklch(50.1% 0.179 288.6)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #B32239, closest first.

Similar named colors

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

Use #B32239 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.