#B33C63
Closest named color: Light Burgundy (#A8415B). oklch(53.6% 0.157 4), rgb(179, 60, 99).
Aa
White text reads best on this color (5.61:1).
About this color
#B33C63 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.157 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.026 away. White text reads best on it, at 5.61:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #B33C63 |
| RGB | rgb(179, 60, 99) |
| HSL | hsl(340, 50%, 47%) |
| OKLCH | oklch(53.6% 0.157 4) |
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 #B33C63 | 5.61:1 | AA | Lc -82.5 | Fine for body text |
| Black text on #B33C63 | 3.74:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #B33C63 text on white | 5.61:1 | AA | Lc 77.2 | Fine for body text |
| #B33C63 text on black | 3.74:1 | 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.
-
Step 50
50
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F7E5E8
oklch(93.7% 0.02 6)
-
Step 200
200
#F1CFD6
oklch(88.5% 0.039 4)
-
Step 300
300
#E9AEBB
oklch(80.9% 0.071 4.2)
-
Step 400
400
#DB8298
oklch(70.7% 0.112 4.4)
-
Step 500
500
#CF5F7F
oklch(63.1% 0.145 4.2)
-
Step 600
600 (this color)
#B33C63
oklch(53.6% 0.157 4)
-
Step 700
700
#A03357
oklch(49.1% 0.146 4)
-
Step 800
800
#822C47
oklch(42.8% 0.12 4.4)
-
Step 900
900
#69283C
oklch(37.7% 0.095 3.6)
-
Step 950
950
#3E1823
oklch(27% 0.061 3.8)
#B33C63 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) | #555964 | 0.175 |
| Deuteranopia (no green cones) | #747060 | 0.160 |
| Tritanopia (no blue cones) | #C22C4B | 0.043 |
| Achromatopsia (no color) | #686868 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B33C63
#B33C63
oklch(53.6% 0.157 4)
- #007F74
#007F74
oklch(53.6% 0.095 184.3)
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 #B33C63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.026
- Dark Rose #B5485D ΔE 0.029
- Light Maroon #A24857 ΔE 0.044
- Dusty Red #B9484E ΔE 0.048
- Deep Rose #C74767 ΔE 0.048
- Dark Pink #CB416B ΔE 0.051
- Dull Red #BB3F3F ΔE 0.056
- Ruby #CA0147 ΔE 0.064
Use #B33C63 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.