#B33D52
Closest named color: Dark Rose (#B5485D). oklch(53.3% 0.153 13.5), rgb(179, 61, 82).
Aa
White text reads best on this color (5.66:1).
About this color
#B33D52 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.153 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.023 away. White text reads best on it, at 5.66:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.153) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 3.70:1 |
| White text | 5.66:1 |
Values
| HEX | #B33D52 |
| RGB | rgb(179, 61, 82) |
| HSL | hsl(349, 49%, 47%) |
| OKLCH | oklch(53.3% 0.153 13.5) |
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 #B33D52 | 5.66:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #B33D52 | 3.70:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #B33D52 text on white | 5.66:1 | AA | Lc 77.5 | Fine for body text |
| #B33D52 text on black | 3.70:1 | AA large text | Lc -24.3 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F7E5E6
oklch(93.7% 0.02 13.6)
-
Step 200
200
#F1CFD2
oklch(88.4% 0.038 11.9)
-
Step 300
300
#E9AFB4
oklch(80.9% 0.068 12.9)
-
Step 400
400
#DC838C
oklch(70.7% 0.11 13.7)
-
Step 500
500
#D06170
oklch(63.1% 0.141 13.6)
-
Step 600
600 (this color)
#B33D52
oklch(53.3% 0.153 13.5)
-
Step 700
700
#A13548
oklch(49.1% 0.142 13.7)
-
Step 800
800
#832D3C
oklch(42.8% 0.118 13.2)
-
Step 900
900
#692933
oklch(37.6% 0.092 13.1)
-
Step 950
950
#3E191E
oklch(27% 0.058 13.4)
#B33D52 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) | #595852 | 0.169 |
| Deuteranopia (no green cones) | #78704F | 0.155 |
| Tritanopia (no blue cones) | #C32745 | 0.038 |
| Achromatopsia (no color) | #676767 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B33D52
#B33D52
oklch(53.3% 0.153 13.5)
- #007D7B
#007D7B
oklch(53.3% 0.091 192.8)
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 #B33D52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.023
- Light Burgundy #A8415B ΔE 0.024
- Dusty Red #B9484E ΔE 0.029
- Dull Red #BB3F3F ΔE 0.032
- Light Maroon #A24857 ΔE 0.035
- Deep Rose #C74767 ΔE 0.052
- Rose Red #BE013C ΔE 0.056
- Dark Pink #CB416B ΔE 0.059
Use #B33D52 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.