#B81D59
Closest named color: Raspberry (#B00149). oklch(51.5% 0.19 4.9), rgb(184, 29, 89).
Aa
White text reads best on this color (6.25:1).
About this color
#B81D59 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.190 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.032 away. White text reads best on it, at 6.25:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.190) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.35:1 |
| White text | 6.25:1 |
Values
| HEX | #B81D59 |
| RGB | rgb(184, 29, 89) |
| HSL | hsl(337, 73%, 42%) |
| OKLCH | oklch(51.5% 0.19 4.9) |
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 #B81D59 | 6.25:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #B81D59 | 3.35:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #B81D59 text on white | 6.25:1 | AA | Lc 79.4 | Fine for body text |
| #B81D59 text on black | 3.35:1 | AA large text | Lc -22.4 | 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
#FBE3E7
oklch(93.6% 0.027 6.2)
-
Step 200
200
#F8CCD4
oklch(88.5% 0.051 5.9)
-
Step 300
300
#F4A8B9
oklch(80.9% 0.092 4.6)
-
Step 400
400
#EB7694
oklch(70.8% 0.147 5.3)
-
Step 500
500
#E04B7A
oklch(63.1% 0.187 5)
-
Step 600
600
#CC2263
oklch(55.7% 0.205 5.1)
-
Step 700
700 (this color)
#B81D59
oklch(51.5% 0.19 4.9)
-
Step 800
800
#8F1443
oklch(42.8% 0.158 5.3)
-
Step 900
900
#731B39
oklch(37.8% 0.123 4.9)
-
Step 950
950
#441221
oklch(27.1% 0.078 5.6)
#B81D59 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) | #484D5A | 0.216 |
| Deuteranopia (no green cones) | #716B55 | 0.193 |
| Tritanopia (no blue cones) | #C90039 | 0.054 |
| Achromatopsia (no color) | #606060 | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B81D59
#B81D59
oklch(51.5% 0.19 4.9)
- #00786E
#00786E
oklch(51.5% 0.091 184.8)
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 #B81D59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.032
- Rose Red #BE013C ΔE 0.040
- Ruby #CA0147 ΔE 0.043
- Violet Red #A50055 ΔE 0.050
- Rouge #AB1239 ΔE 0.052
- Light Burgundy #A8415B ΔE 0.054
- Lipstick Red #C0022F ΔE 0.056
- Lipstick #D5174E ΔE 0.062
Use #B81D59 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.