#B16557
Closest named color: Clay (#B66A50). oklch(58.9% 0.101 31.4), rgb(177, 101, 87).
Aa
Black text reads best on this color (4.86:1).
About this color
#B16557 is a medium-dark, moderately saturated red. In OKLCH its lightness is 59%, its chroma 0.101 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Clay (#B66A50), ΔE 0.021 away. Black text reads best on it, at 4.86:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.101) |
| Temperature | warm |
| Nearest name | Clay (#B66A50) |
| Black text | 4.86:1 |
| White text | 4.31:1 |
Values
| HEX | #B16557 |
| RGB | rgb(177, 101, 87) |
| HSL | hsl(9, 37%, 52%) |
| OKLCH | oklch(58.9% 0.101 31.4) |
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 #B16557 | 4.31:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #B16557 | 4.86:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #B16557 text on white | 4.31:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #B16557 text on black | 4.86:1 | AA | Lc -32.1 | 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 600.
-
Step 50
50
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F2E7E4
oklch(93.6% 0.013 35.7)
-
Step 200
200
#E9D3CF
oklch(88.4% 0.025 29.9)
-
Step 300
300
#DCB6AF
oklch(80.8% 0.045 30.3)
-
Step 400
400
#CA9085
oklch(70.7% 0.073 31)
-
Step 500
500
#BB7466
oklch(63.2% 0.093 31.8)
-
Step 600
600 (this color)
#B16557
oklch(58.9% 0.101 31.4)
-
Step 700
700
#8E4B3E
oklch(49.1% 0.094 32.1)
-
Step 800
800
#743E34
oklch(42.8% 0.078 31.6)
-
Step 900
900
#5E352D
oklch(37.8% 0.061 31.9)
-
Step 950
950
#371F1B
oklch(27% 0.039 30)
#B16557 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) | #777056 | 0.101 |
| Deuteranopia (no green cones) | #898056 | 0.095 |
| Tritanopia (no blue cones) | #C05962 | 0.043 |
| Achromatopsia (no color) | #7A7A7A | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B16557
#B16557
oklch(58.9% 0.101 31.4)
- #088D9F
#088D9F
oklch(59% 0.101 210.7)
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 #B16557, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay #B66A50 ΔE 0.021
- Pinkish Brown #B17261 ΔE 0.031
- Adobe #BD6C48 ΔE 0.037
- Dusky Rose #BA6873 ΔE 0.042
- Earth #A2653E ΔE 0.043
- Clay Brown #B2713D ΔE 0.051
- Copper #B66325 ΔE 0.052
- Terracotta #CA6641 ΔE 0.052
Use #B16557 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.