#BB5E2F
Closest named color: Copper (#B66325). oklch(58.5% 0.134 45.4), rgb(187, 94, 47).
Aa
Black text reads best on this color (4.75:1).
About this color
#BB5E2F is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.134 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.018 away. Black text reads best on it, at 4.75:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.134) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.75:1 |
| White text | 4.41:1 |
Values
| HEX | #BB5E2F |
| RGB | rgb(187, 94, 47) |
| HSL | hsl(20, 60%, 46%) |
| OKLCH | oklch(58.5% 0.134 45.4) |
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 #BB5E2F | 4.41:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #BB5E2F | 4.75:1 | AA | Lc 33.9 | Non-text elements, placeholder text |
| #BB5E2F text on white | 4.41:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #BB5E2F text on black | 4.75:1 | AA | Lc -31.5 | 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
#F5E7E0
oklch(93.7% 0.018 48.5)
-
Step 200
200
#EDD3C7
oklch(88.5% 0.033 46.4)
-
Step 300
300
#E3B5A1
oklch(80.9% 0.06 44.7)
-
Step 400
400
#D38D6D
oklch(70.7% 0.097 45.3)
-
Step 500
500
#C66F45
oklch(63.1% 0.124 45.5)
-
Step 600
600 (this color)
#BB5E2F
oklch(58.5% 0.134 45.4)
-
Step 700
700
#984517
oklch(49.1% 0.125 45.6)
-
Step 800
800
#7C3917
oklch(42.7% 0.104 44.9)
-
Step 900
900
#643219
oklch(37.7% 0.081 45.7)
-
Step 950
950
#3B1E10
oklch(27.1% 0.051 45.7)
#BB5E2F 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) | #786B29 | 0.122 |
| Deuteranopia (no green cones) | #8E802D | 0.112 |
| Tritanopia (no blue cones) | #CD4B54 | 0.073 |
| Achromatopsia (no color) | #787878 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB5E2F
#BB5E2F
oklch(58.5% 0.134 45.4)
- #0089AE
#0089AE
oklch(58.6% 0.112 225.4)
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 #BB5E2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.018
- Rust Orange #C45508 ΔE 0.026
- Orange Brown #BE6400 ΔE 0.032
- Burnt Siena #B75203 ΔE 0.032
- Terra Cotta #C9643B ΔE 0.033
- Orangey Brown #B16002 ΔE 0.034
- Burnt Orange #C04E01 ΔE 0.034
- Adobe #BD6C48 ΔE 0.035
Use #BB5E2F 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.