#BB6357
Closest named color: Clay (#B66A50). oklch(59.9% 0.115 29), rgb(187, 99, 87).
Aa
Black text reads best on this color (5.03:1).
About this color
#BB6357 is a medium-dark, moderately saturated red. In OKLCH its lightness is 60%, its chroma 0.115 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Clay (#B66A50), ΔE 0.023 away. Black text reads best on it, at 5.03:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.115) |
| Temperature | warm |
| Nearest name | Clay (#B66A50) |
| Black text | 5.03:1 |
| White text | 4.17:1 |
Values
| HEX | #BB6357 |
| RGB | rgb(187, 99, 87) |
| HSL | hsl(7, 42%, 54%) |
| OKLCH | oklch(59.9% 0.115 29) |
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 #BB6357 | 4.17:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #BB6357 | 5.03:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #BB6357 text on white | 4.17:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #BB6357 text on black | 5.03:1 | AA | Lc -33.3 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F5E6E4
oklch(93.6% 0.017 26.7)
-
Step 200
200
#EDD2CD
oklch(88.5% 0.031 30.2)
-
Step 300
300
#E3B4AC
oklch(81% 0.056 29.5)
-
Step 400
400
#D38B80
oklch(70.7% 0.09 29)
-
Step 500
500 (this color)
#BB6357
oklch(59.9% 0.115 29)
-
Step 600
600
#B15347
oklch(55.7% 0.125 29.1)
-
Step 700
700
#984338
oklch(49.2% 0.117 29.4)
-
Step 800
800
#7B372F
oklch(42.6% 0.097 28.6)
-
Step 900
900
#64302A
oklch(37.7% 0.076 28)
-
Step 950
950
#3B1D19
oklch(27.1% 0.048 28.6)
#BB6357 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) | #787156 | 0.118 |
| Deuteranopia (no green cones) | #8D8355 | 0.110 |
| Tritanopia (no blue cones) | #CB5560 | 0.044 |
| Achromatopsia (no color) | #7C7C7C | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB6357
#BB6357
oklch(59.9% 0.115 29)
- #0090A1
#0090A1
oklch(59.8% 0.103 209.4)
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 #BB6357, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay #B66A50 ΔE 0.023
- Adobe #BD6C48 ΔE 0.034
- Indian Red #CD5C5C ΔE 0.036
- Pinkish Brown #B17261 ΔE 0.036
- Dusky Rose #BA6873 ΔE 0.037
- Terracotta #CA6641 ΔE 0.040
- Terra Cotta #C9643B ΔE 0.041
- Terracota #CB6843 ΔE 0.042
Use #BB6357 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.