#B0645A
Closest named color: Clay (#B66A50). oklch(58.7% 0.1 28.4), rgb(176, 100, 90).
Aa
Black text reads best on this color (4.81:1).
About this color
#B0645A is a medium-dark, moderately saturated red. In OKLCH its lightness is 59%, its chroma 0.100 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Clay (#B66A50), ΔE 0.026 away. Black text reads best on it, at 4.81:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Clay (#B66A50) |
| Black text | 4.81:1 |
| White text | 4.35:1 |
Values
| HEX | #B0645A |
| RGB | rgb(176, 100, 90) |
| HSL | hsl(7, 35%, 52%) |
| OKLCH | oklch(58.7% 0.1 28.4) |
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 #B0645A | 4.35:1 | AA large text | Lc -75.4 | Fine for body text |
| Black text on #B0645A | 4.81:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #B0645A text on white | 4.35:1 | AA large text | Lc 69.9 | Content text, not long reading |
| #B0645A text on black | 4.81:1 | AA | Lc -31.7 | 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
#F2E7E5
oklch(93.6% 0.012 29.9)
-
Step 200
200
#E9D3D0
oklch(88.4% 0.025 26.9)
-
Step 300
300
#DCB6B0
oklch(80.8% 0.045 28.6)
-
Step 400
400
#CA9087
oklch(70.8% 0.072 28.9)
-
Step 500
500
#BB736A
oklch(63.1% 0.093 27.7)
-
Step 600
600 (this color)
#B0645A
oklch(58.7% 0.1 28.4)
-
Step 700
700
#8E4A42
oklch(49% 0.094 27.9)
-
Step 800
800
#733D36
oklch(42.6% 0.077 28.5)
-
Step 900
900
#5E352F
oklch(37.8% 0.06 29.1)
-
Step 950
950
#371F1C
oklch(27% 0.038 27.6)
#B0645A 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) | #756F59 | 0.103 |
| Deuteranopia (no green cones) | #887F59 | 0.095 |
| Tritanopia (no blue cones) | #BE5962 | 0.038 |
| Achromatopsia (no color) | #797979 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B0645A
#B0645A
oklch(58.7% 0.1 28.4)
- #068C9C
#068C9C
oklch(58.6% 0.1 209)
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 #B0645A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay #B66A50 ΔE 0.026
- Pinkish Brown #B17261 ΔE 0.034
- Dusky Rose #BA6873 ΔE 0.039
- Adobe #BD6C48 ΔE 0.043
- Earth #A2653E ΔE 0.046
- Indian Red #CD5C5C ΔE 0.054
- Mauve #AE7181 ΔE 0.054
- Reddish Grey #997570 ΔE 0.055
Use #B0645A 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.