#B02119

Closest named color: Rufous (#AE2012). oklch(49.1% 0.179 28.9), rgb(176, 33, 25).

Aa

White text reads best on this color (6.82:1).

About this color

#B02119 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.179 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Rufous (#AE2012), ΔE 0.006 away. White text reads best on it, at 6.82:1.

Hue familyReds
Lightnessmedium-dark (49%)
Chromavivid (0.179)
Temperaturewarm
Nearest nameRufous (#AE2012)
Black text3.07:1
White text6.82:1

Values

HEX#B02119
RGBrgb(176, 33, 25)
HSLhsl(3, 75%, 39%)
OKLCHoklch(49.1% 0.179 28.9)

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 #B02119 6.82:1 AA Lc -87.0 Fine for body text
Black text on #B02119 3.07:1 AA large text Lc 22.2 Dividers and decoration only
#B02119 text on white 6.82:1 AA Lc 81.9 Fine for body text
#B02119 text on black 3.07:1 AA large text Lc -20.0 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

    #FDF3F1

    oklch(97.1% 0.011 31.1)

  2. Step 100

    100

    #FAE4E0

    oklch(93.6% 0.025 29.9)

  3. Step 200

    200

    #F8CEC7

    oklch(88.6% 0.049 29.1)

  4. Step 300

    300

    #F4ACA1

    oklch(81% 0.087 28.8)

  5. Step 400

    400

    #EA7C6D

    oklch(70.7% 0.139 29.1)

  6. Step 500

    500

    #E05446

    oklch(63% 0.177 28.8)

  7. Step 600

    600

    #CC3126

    oklch(55.6% 0.193 29)

  8. Step 700

    700 (this color)

    #B02119

    oklch(49.1% 0.179 28.9)

  9. Step 800

    800

    #8F1F17

    oklch(42.7% 0.149 29)

  10. Step 900

    900

    #73211A

    oklch(37.7% 0.116 28.7)

  11. Step 950

    950

    #441510

    oklch(27.1% 0.074 28.9)

Export this scale for Tailwind in the Tailwind colors tool

#B02119 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)#5047160.194
Deuteranopia (no green cones)#73660F0.176
Tritanopia (no blue cones)#C200210.039
Achromatopsia (no color)#5B5B5B0.181

Harmonies

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

Complementary

The opposite hue (180°).

  • #B02119

    #B02119

    oklch(49.1% 0.179 28.9)

  • #006E7B

    #006E7B

    oklch(49.3% 0.085 209)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #B02119

    #B02119

    oklch(49.1% 0.179 28.9)

  • #A91E5F

    #A91E5F

    oklch(49.1% 0.179 358.6)

  • #904D00

    #904D00

    oklch(49.1% 0.117 58.7)

Open the analogous palette in the generator

Split complementary

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

  • #B02119

    #B02119

    oklch(49.1% 0.179 28.9)

  • #007162

    #007162

    oklch(49.1% 0.09 179.3)

  • #006898

    #006898

    oklch(49.2% 0.11 238.7)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #B02119

    #B02119

    oklch(49.1% 0.179 28.9)

  • #007530

    #007530

    oklch(49.1% 0.138 149)

  • #3953C5

    #3953C5

    oklch(49.2% 0.18 269)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #B02119

    #B02119

    oklch(49.1% 0.179 28.9)

  • #5A6900

    #5A6900

    oklch(49.1% 0.115 119)

  • #006E7B

    #006E7B

    oklch(49.3% 0.085 209)

  • #713FB6

    #713FB6

    oklch(49.1% 0.18 298.9)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #B02119, closest first.

Similar named colors

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

Use #B02119 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.