#B5644E
Closest named color: Clay (#B66A50). oklch(59.1% 0.11 36.1), rgb(181, 100, 78).
Aa
Black text reads best on this color (4.89:1).
About this color
#B5644E is a medium-dark, moderately saturated red. In OKLCH its lightness is 59%, its chroma 0.110 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Clay (#B66A50), ΔE 0.015 away. Black text reads best on it, at 4.89:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.110) |
| Temperature | warm |
| Nearest name | Clay (#B66A50) |
| Black text | 4.89:1 |
| White text | 4.28:1 |
Values
| HEX | #B5644E |
| RGB | rgb(181, 100, 78) |
| HSL | hsl(13, 41%, 51%) |
| OKLCH | oklch(59.1% 0.11 36.1) |
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 #B5644E | 4.28:1 | AA large text | Lc -74.8 | Content text, not long reading |
| Black text on #B5644E | 4.89:1 | AA | Lc 34.8 | Non-text elements, placeholder text |
| #B5644E text on white | 4.28:1 | AA large text | Lc 69.3 | Content text, not long reading |
| #B5644E text on black | 4.89:1 | AA | Lc -32.3 | 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 600.
-
Step 50
50
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E3
oklch(93.6% 0.014 39.4)
-
Step 200
200
#EAD3CD
oklch(88.4% 0.027 35)
-
Step 300
300
#DEB6AB
oklch(80.9% 0.049 35.9)
-
Step 400
400
#CD8F7E
oklch(70.7% 0.08 36)
-
Step 500
500
#BE725E
oklch(63% 0.101 35.6)
-
Step 600
600 (this color)
#B5644E
oklch(59.1% 0.11 36.1)
-
Step 700
700
#914936
oklch(49.1% 0.102 35.8)
-
Step 800
800
#763C2D
oklch(42.6% 0.085 35.5)
-
Step 900
900
#5F3428
oklch(37.6% 0.066 36.4)
-
Step 950
950
#381F18
oklch(27% 0.041 36.4)
#B5644E 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) | #78704C | 0.108 |
| Deuteranopia (no green cones) | #8C814D | 0.099 |
| Tritanopia (no blue cones) | #C5565F | 0.052 |
| Achromatopsia (no color) | #7A7A7A | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5644E
#B5644E
oklch(59.1% 0.11 36.1)
- #008DA5
#008DA5
oklch(59.2% 0.105 215.3)
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 #B5644E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay #B66A50 ΔE 0.015
- Adobe #BD6C48 ΔE 0.029
- Pinkish Brown #B17261 ΔE 0.035
- Copper #B66325 ΔE 0.041
- Terra Cotta #C9643B ΔE 0.041
- Earth #A2653E ΔE 0.041
- Terracotta #CA6641 ΔE 0.042
- Clay Brown #B2713D ΔE 0.044
Use #B5644E 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.