#B37566
Closest named color: Pinkish Brown (#B17261). oklch(62.4% 0.082 34.2), rgb(179, 117, 102).
Aa
Black text reads best on this color (5.65:1).
About this color
#B37566 is a medium-light, moderately saturated red. In OKLCH its lightness is 62%, its chroma 0.082 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Pinkish Brown (#B17261), ΔE 0.010 away. Black text reads best on it, at 5.65:1.
| Hue family | Reds |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.082) |
| Temperature | warm |
| Nearest name | Pinkish Brown (#B17261) |
| Black text | 5.65:1 |
| White text | 3.71:1 |
Values
| HEX | #B37566 |
| RGB | rgb(179, 117, 102) |
| HSL | hsl(12, 34%, 55%) |
| OKLCH | oklch(62.4% 0.082 34.2) |
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 #B37566 | 3.71:1 | AA large text | Lc -70.1 | Content text, not long reading |
| Black text on #B37566 | 5.65:1 | AA | Lc 39.5 | Non-text elements, placeholder text |
| #B37566 text on white | 3.71:1 | AA large text | Lc 64.6 | Content text, not long reading |
| #B37566 text on black | 5.65:1 | AA | Lc -37.1 | 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
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F1E7E5
oklch(93.5% 0.011 31.1)
-
Step 200
200
#E7D4D0
oklch(88.4% 0.022 31.8)
-
Step 300
300
#D9B8B0
oklch(80.9% 0.04 33.9)
-
Step 400
400
#C59386
oklch(70.8% 0.064 35.1)
-
Step 500
500 (this color)
#B37566
oklch(62.4% 0.082 34.2)
-
Step 600
600
#A15F50
oklch(55.6% 0.09 33.6)
-
Step 700
700
#894E40
oklch(49% 0.083 34.2)
-
Step 800
800
#704035
oklch(42.7% 0.07 33.8)
-
Step 900
900
#5B372E
oklch(37.8% 0.054 34.8)
-
Step 950
950
#35201B
oklch(26.9% 0.034 34)
#B37566 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) | #837D65 | 0.080 |
| Deuteranopia (no green cones) | #928A65 | 0.075 |
| Tritanopia (no blue cones) | #C06C71 | 0.038 |
| Achromatopsia (no color) | #858585 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B37566
#B37566
oklch(62.4% 0.082 34.2)
- #4494A6
#4494A6
oklch(62.4% 0.082 214.7)
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 #B37566, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pinkish Brown #B17261 ΔE 0.010
- Clay #B66A50 ΔE 0.032
- Adobe #BD6C48 ΔE 0.038
- Dusty Rose #C0737A ΔE 0.039
- Brownish Pink #C27E79 ΔE 0.041
- Dusky Rose #BA6873 ΔE 0.044
- Mauve #AE7181 ΔE 0.045
- Reddish Grey #997570 ΔE 0.046
Use #B37566 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.