#B33159
Closest named color: Light Burgundy (#A8415B). oklch(52.2% 0.168 6.8), rgb(179, 49, 89).
Aa
White text reads best on this color (5.99:1).
About this color
#B33159 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.168 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.031 away. White text reads best on it, at 5.99:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.168) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.50:1 |
| White text | 5.99:1 |
Values
| HEX | #B33159 |
| RGB | rgb(179, 49, 89) |
| HSL | hsl(342, 57%, 45%) |
| OKLCH | oklch(52.2% 0.168 6.8) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #B33159 | 5.99:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #B33159 | 3.50:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #B33159 text on white | 5.99:1 | AA | Lc 78.8 | Fine for body text |
| #B33159 text on black | 3.50:1 | AA large text | Lc -23.0 | 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.
-
Step 50
50
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F9E4E7
oklch(93.7% 0.023 7.7)
-
Step 200
200
#F5CDD4
oklch(88.4% 0.046 6.2)
-
Step 300
300
#EFABB8
oklch(80.9% 0.081 6.4)
-
Step 400
400
#E47C93
oklch(70.8% 0.13 6.8)
-
Step 500
500
#D85678
oklch(63% 0.165 7)
-
Step 600
600
#C43561
oklch(55.6% 0.181 7)
-
Step 700
700 (this color)
#B33159
oklch(52.2% 0.168 6.8)
-
Step 800
800
#892242
oklch(42.7% 0.139 6.9)
-
Step 900
900
#6E2338
oklch(37.7% 0.107 6.8)
-
Step 950
950
#411521
oklch(27% 0.069 6.1)
#B33159 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #50535A | 0.188 |
| Deuteranopia (no green cones) | #726D56 | 0.172 |
| Tritanopia (no blue cones) | #C31642 | 0.043 |
| Achromatopsia (no color) | #636363 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B33159
#B33159
oklch(52.2% 0.168 6.8)
- #007A72
#007A72
oklch(52.2% 0.091 186.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #B33159, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.031
- Dark Rose #B5485D ΔE 0.042
- Raspberry #B00149 ΔE 0.045
- Rose Red #BE013C ΔE 0.048
- Light Maroon #A24857 ΔE 0.049
- Ruby #CA0147 ΔE 0.052
- Rouge #AB1239 ΔE 0.053
- Dusty Red #B9484E ΔE 0.054
Use #B33159 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.