#B81D53
Closest named color: Raspberry (#B00149). oklch(51.4% 0.189 7.6), rgb(184, 29, 83).
Aa
White text reads best on this color (6.28:1).
About this color
#B81D53 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.189 and its hue 8°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.029 away. White text reads best on it, at 6.28:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.189) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.33:1 |
| White text | 6.28:1 |
Values
| HEX | #B81D53 |
| RGB | rgb(184, 29, 83) |
| HSL | hsl(339, 73%, 42%) |
| OKLCH | oklch(51.4% 0.189 7.6) |
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 #B81D53 | 6.28:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #B81D53 | 3.33:1 | AA large text | Lc 24.5 | Dividers and decoration only |
| #B81D53 text on white | 6.28:1 | AA | Lc 79.6 | Fine for body text |
| #B81D53 text on black | 3.33:1 | 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
#FBE3E6
oklch(93.6% 0.027 9)
-
Step 200
200
#F8CCD3
oklch(88.5% 0.05 7.4)
-
Step 300
300
#F4A8B6
oklch(80.8% 0.091 7.2)
-
Step 400
400
#EB7690
oklch(70.7% 0.146 7.5)
-
Step 500
500
#E14B75
oklch(63.1% 0.187 7.3)
-
Step 600
600
#CC235D
oklch(55.6% 0.203 7.7)
-
Step 700
700 (this color)
#B81D53
oklch(51.4% 0.189 7.6)
-
Step 800
800
#8F153F
oklch(42.7% 0.156 7.7)
-
Step 900
900
#731C36
oklch(37.8% 0.121 7.4)
-
Step 950
950
#44121F
oklch(27% 0.077 8.2)
#B81D53 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) | #4A4C54 | 0.213 |
| Deuteranopia (no green cones) | #726B4F | 0.193 |
| Tritanopia (no blue cones) | #C90036 | 0.049 |
| Achromatopsia (no color) | #606060 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B81D53
#B81D53
oklch(51.4% 0.189 7.6)
- #007770
#007770
oklch(51.3% 0.089 187.6)
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 #B81D53, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.029
- Rose Red #BE013C ΔE 0.032
- Ruby #CA0147 ΔE 0.038
- Rouge #AB1239 ΔE 0.045
- Lipstick Red #C0022F ΔE 0.047
- Violet Red #A50055 ΔE 0.052
- Light Burgundy #A8415B ΔE 0.053
- Cherry #CF0234 ΔE 0.060
Use #B81D53 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.