#B52750
Closest named color: Rose Red (#BE013C). oklch(51.4% 0.178 9.7), rgb(181, 39, 80).
Aa
White text reads best on this color (6.22:1).
About this color
#B52750 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.178 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Rose Red (#BE013C), ΔE 0.033 away. White text reads best on it, at 6.22:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.178) |
| Temperature | warm |
| Nearest name | Rose Red (#BE013C) |
| Black text | 3.37:1 |
| White text | 6.22:1 |
Values
| HEX | #B52750 |
| RGB | rgb(181, 39, 80) |
| HSL | hsl(343, 65%, 43%) |
| OKLCH | oklch(51.4% 0.178 9.7) |
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 #B52750 | 6.22:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #B52750 | 3.37:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #B52750 text on white | 6.22:1 | AA | Lc 79.6 | Fine for body text |
| #B52750 text on black | 3.37:1 | AA large text | Lc -22.2 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E6
oklch(93.5% 0.026 8.6)
-
Step 200
200
#F7CDD2
oklch(88.6% 0.048 10)
-
Step 300
300
#F2AAB4
oklch(80.9% 0.086 10)
-
Step 400
400
#E8798D
oklch(70.7% 0.138 9.8)
-
Step 500
500
#DD5171
oklch(63% 0.176 9.8)
-
Step 600
600
#C92D5A
oklch(55.6% 0.192 9.7)
-
Step 700
700 (this color)
#B52750
oklch(51.4% 0.178 9.7)
-
Step 800
800
#8C1C3D
oklch(42.6% 0.147 9.3)
-
Step 900
900
#711F34
oklch(37.7% 0.115 9.4)
-
Step 950
950
#43141E
oklch(27.1% 0.073 10.5)
#B52750 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) | #4E4E51 | 0.199 |
| Deuteranopia (no green cones) | #726B4C | 0.182 |
| Tritanopia (no blue cones) | #C60039 | 0.043 |
| Achromatopsia (no color) | #616161 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B52750
#B52750
oklch(51.4% 0.178 9.7)
- #007772
#007772
oklch(51.4% 0.089 189.7)
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 #B52750, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rose Red #BE013C ΔE 0.033
- Raspberry #B00149 ΔE 0.033
- Rouge #AB1239 ΔE 0.041
- Light Burgundy #A8415B ΔE 0.042
- Ruby #CA0147 ΔE 0.043
- Lipstick Red #C0022F ΔE 0.045
- Dark Rose #B5485D ΔE 0.052
- Dull Red #BB3F3F ΔE 0.055
Use #B52750 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.