#B7637B
Closest named color: Dusky Rose (#BA6873). oklch(60.3% 0.111 2.7), rgb(183, 99, 123).
Aa
Black text reads best on this color (5.08:1).
About this color
#B7637B is a medium-dark, moderately saturated red. In OKLCH its lightness is 60%, its chroma 0.111 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Dusky Rose (#BA6873), ΔE 0.021 away. Black text reads best on it, at 5.08:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Dusky Rose (#BA6873) |
| Black text | 5.08:1 |
| White text | 4.13:1 |
Values
| HEX | #B7637B |
| RGB | rgb(183, 99, 123) |
| HSL | hsl(343, 37%, 55%) |
| OKLCH | oklch(60.3% 0.111 2.7) |
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 #B7637B | 4.13:1 | AA large text | Lc -73.6 | Content text, not long reading |
| Black text on #B7637B | 5.08:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #B7637B text on white | 4.13:1 | AA large text | Lc 68.1 | Content text, not long reading |
| #B7637B text on black | 5.08:1 | AA | Lc -33.6 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F4E6E9
oklch(93.7% 0.016 2.7)
-
Step 200
200
#ECD1D7
oklch(88.5% 0.031 2.7)
-
Step 300
300
#E0B3BD
oklch(81% 0.054 3.5)
-
Step 400
400
#CF8A9C
oklch(70.8% 0.087 2.5)
-
Step 500
500 (this color)
#B7637B
oklch(60.3% 0.111 2.7)
-
Step 600
600
#AB526D
oklch(55.6% 0.12 2.6)
-
Step 700
700
#93425B
oklch(49.2% 0.112 2.7)
-
Step 800
800
#77374A
oklch(42.7% 0.092 3)
-
Step 900
900
#61303E
oklch(37.8% 0.073 3)
-
Step 950
950
#391C24
oklch(26.9% 0.047 3)
#B7637B 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) | #70737C | 0.122 |
| Deuteranopia (no green cones) | #858379 | 0.113 |
| Tritanopia (no blue cones) | #C45D6C | 0.030 |
| Achromatopsia (no color) | #7D7D7D | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B7637B
#B7637B
oklch(60.3% 0.111 2.7)
- #009687
#009687
oklch(60.4% 0.108 182.6)
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 #B7637B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Rose #BA6873 ΔE 0.021
- Mauve #AE7181 ΔE 0.034
- Dusty Rose #C0737A ΔE 0.045
- Indian Red #CD5C5C ΔE 0.056
- Deep Rose #C74767 ΔE 0.059
- Pinkish Brown #B17261 ΔE 0.062
- Old Pink #C77986 ΔE 0.062
- Dark Rose #B5485D ΔE 0.063
Use #B7637B 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.