#B52E43
Closest named color: Rose Red (#BE013C). oklch(51.7% 0.17 17.1), rgb(181, 46, 67).
Aa
White text reads best on this color (6.11:1).
About this color
#B52E43 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.170 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Rose Red (#BE013C), ΔE 0.034 away. White text reads best on it, at 6.11:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.170) |
| Temperature | warm |
| Nearest name | Rose Red (#BE013C) |
| Black text | 3.43:1 |
| White text | 6.11:1 |
Values
| HEX | #B52E43 |
| RGB | rgb(181, 46, 67) |
| HSL | hsl(351, 59%, 45%) |
| OKLCH | oklch(51.7% 0.17 17.1) |
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 #B52E43 | 6.11:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #B52E43 | 3.43:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #B52E43 text on white | 6.11:1 | AA | Lc 79.2 | Fine for body text |
| #B52E43 text on black | 3.43:1 | AA large text | Lc -22.6 | 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 700.
-
Step 50
50
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#FAE4E4
oklch(93.7% 0.024 17.6)
-
Step 200
200
#F6CECE
oklch(88.6% 0.045 18)
-
Step 300
300
#F1ABAD
oklch(80.8% 0.083 17.2)
-
Step 400
400
#E77C83
oklch(70.7% 0.132 16.9)
-
Step 500
500
#DC5564
oklch(63% 0.169 16.8)
-
Step 600
600
#C8344B
oklch(55.7% 0.184 17.1)
-
Step 700
700 (this color)
#B52E43
oklch(51.7% 0.17 17.1)
-
Step 800
800
#8C2132
oklch(42.8% 0.142 17)
-
Step 900
900
#70222C
oklch(37.6% 0.11 16.8)
-
Step 950
950
#42151A
oklch(26.9% 0.07 16.4)
#B52E43 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) | #545043 | 0.187 |
| Deuteranopia (no green cones) | #766C3F | 0.172 |
| Tritanopia (no blue cones) | #C70037 | 0.041 |
| Achromatopsia (no color) | #626262 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B52E43
#B52E43
oklch(51.7% 0.17 17.1)
- #00777A
#00777A
oklch(51.7% 0.088 197.9)
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 #B52E43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rose Red #BE013C ΔE 0.034
- Dull Red #BB3F3F ΔE 0.035
- Lipstick Red #C0022F ΔE 0.036
- Firebrick #B22222 ΔE 0.037
- Rouge #AB1239 ΔE 0.041
- Light Burgundy #A8415B ΔE 0.042
- Brown #A52A2A ΔE 0.045
- Dusty Red #B9484E ΔE 0.046
Use #B52E43 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.