#BB5D3A
Closest named color: Copper (#B66325). oklch(58.5% 0.131 40.5), rgb(187, 93, 58).
Aa
Black text reads best on this color (4.73:1).
About this color
#BB5D3A is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.131 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.029 away. Black text reads best on it, at 4.73:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.131) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.73:1 |
| White text | 4.43:1 |
Values
| HEX | #BB5D3A |
| RGB | rgb(187, 93, 58) |
| HSL | hsl(16, 53%, 48%) |
| OKLCH | oklch(58.5% 0.131 40.5) |
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 #BB5D3A | 4.43:1 | AA large text | Lc -75.7 | Fine for body text |
| Black text on #BB5D3A | 4.73:1 | AA | Lc 33.8 | Non-text elements, placeholder text |
| #BB5D3A text on white | 4.43:1 | AA large text | Lc 70.3 | Content text, not long reading |
| #BB5D3A text on black | 4.73:1 | AA | Lc -31.4 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F5E6E1
oklch(93.5% 0.018 39.4)
-
Step 200
200
#EDD3C9
oklch(88.6% 0.032 42.2)
-
Step 300
300
#E3B5A4
oklch(81% 0.059 41.3)
-
Step 400
400
#D38C73
oklch(70.6% 0.094 40.2)
-
Step 500
500
#C66E4E
oklch(63.1% 0.121 40.5)
-
Step 600
600 (this color)
#BB5D3A
oklch(58.5% 0.131 40.5)
-
Step 700
700
#984424
oklch(49.1% 0.122 40.4)
-
Step 800
800
#7C391F
oklch(42.8% 0.101 40.9)
-
Step 900
900
#64311F
oklch(37.7% 0.079 39.9)
-
Step 950
950
#3B1D13
oklch(27% 0.05 39.1)
#BB5D3A 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) | #766B36 | 0.125 |
| Deuteranopia (no green cones) | #8D8038 | 0.115 |
| Tritanopia (no blue cones) | #CD4A55 | 0.065 |
| Achromatopsia (no color) | #787878 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB5D3A
#BB5D3A
oklch(58.5% 0.131 40.5)
- #008AA8
#008AA8
oklch(58.6% 0.107 220.3)
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 #BB5D3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.029
- Clay #B66A50 ΔE 0.032
- Rust Orange #C45508 ΔE 0.033
- Terra Cotta #C9643B ΔE 0.033
- Adobe #BD6C48 ΔE 0.034
- Terracotta #CA6641 ΔE 0.037
- Burnt Orange #C04E01 ΔE 0.038
- Burnt Siena #B75203 ΔE 0.038
Use #BB5D3A 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.