#BC645B
Closest named color: Clay (#B66A50). oklch(60.3% 0.115 27.1), rgb(188, 100, 91).
Aa
Black text reads best on this color (5.11:1).
About this color
#BC645B is a medium-dark, moderately saturated red. In OKLCH its lightness is 60%, its chroma 0.115 and its hue 27°. 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 5.11:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.115) |
| Temperature | warm |
| Nearest name | Clay (#B66A50) |
| Black text | 5.11:1 |
| White text | 4.10:1 |
Values
| HEX | #BC645B |
| RGB | rgb(188, 100, 91) |
| HSL | hsl(6, 42%, 55%) |
| OKLCH | oklch(60.3% 0.115 27.1) |
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 #BC645B | 4.10:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #BC645B | 5.11:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #BC645B text on white | 4.10:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #BC645B text on black | 5.11:1 | AA | Lc -33.8 | 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
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F5E6E4
oklch(93.6% 0.017 26.7)
-
Step 200
200
#EDD2CE
oklch(88.5% 0.031 27.8)
-
Step 300
300
#E3B3AD
oklch(80.8% 0.057 26.6)
-
Step 400
400
#D38B82
oklch(70.7% 0.09 27.4)
-
Step 500
500 (this color)
#BC645B
oklch(60.3% 0.115 27.1)
-
Step 600
600
#B1524A
oklch(55.6% 0.126 26.8)
-
Step 700
700
#97423B
oklch(49% 0.116 26.9)
-
Step 800
800
#7B3731
oklch(42.6% 0.096 27)
-
Step 900
900
#63302B
oklch(37.6% 0.075 27)
-
Step 950
950
#3A1D1A
oklch(27% 0.046 26.8)
#BC645B 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) | #78725A | 0.119 |
| Deuteranopia (no green cones) | #8E8459 | 0.110 |
| Tritanopia (no blue cones) | #CC5762 | 0.041 |
| Achromatopsia (no color) | #7D7D7D | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BC645B
#BC645B
oklch(60.3% 0.115 27.1)
- #0092A0
#0092A0
oklch(60.3% 0.103 206.7)
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 #BC645B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay #B66A50 ΔE 0.026
- Dusky Rose #BA6873 ΔE 0.032
- Indian Red #CD5C5C ΔE 0.034
- Pinkish Brown #B17261 ΔE 0.036
- Adobe #BD6C48 ΔE 0.036
- Terracotta #CA6641 ΔE 0.041
- Terracota #CB6843 ΔE 0.043
- Terra Cotta #C9643B ΔE 0.043
Use #BC645B 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.