#BB5B25
Closest named color: Copper (#B66325). oklch(58% 0.14 46.6), rgb(187, 91, 37).
Aa
Black text reads best on this color (4.63:1).
About this color
#BB5B25 is a medium-dark, vivid orange. In OKLCH its lightness is 58%, its chroma 0.140 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.020 away. Black text reads best on it, at 4.63:1.
| Hue family | Oranges |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.140) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.63:1 |
| White text | 4.52:1 |
Values
| HEX | #BB5B25 |
| RGB | rgb(187, 91, 37) |
| HSL | hsl(22, 67%, 44%) |
| OKLCH | oklch(58% 0.14 46.6) |
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 #BB5B25 | 4.52:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #BB5B25 | 4.63:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #BB5B25 text on white | 4.52:1 | AA | Lc 70.9 | Content text, not long reading |
| #BB5B25 text on black | 4.63:1 | AA | Lc -30.8 | 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 600.
-
Step 50
50
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E0
oklch(93.5% 0.018 43.2)
-
Step 200
200
#EED3C6
oklch(88.6% 0.035 47.4)
-
Step 300
300
#E4B59E
oklch(80.9% 0.063 47.4)
-
Step 400
400
#D58D69
oklch(70.8% 0.101 47.2)
-
Step 500
500
#C86E40
oklch(63.2% 0.129 46.4)
-
Step 600
600 (this color)
#BB5B25
oklch(58% 0.14 46.6)
-
Step 700
700
#9A440D
oklch(49.2% 0.13 46.7)
-
Step 800
800
#7D3810
oklch(42.7% 0.108 46.3)
-
Step 900
900
#653116
oklch(37.7% 0.084 46)
-
Step 950
950
#3B1D0E
oklch(26.9% 0.053 46.1)
#BB5B25 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) | #76691D | 0.127 |
| Deuteranopia (no green cones) | #8D7E23 | 0.115 |
| Tritanopia (no blue cones) | #CD4650 | 0.078 |
| Achromatopsia (no color) | #767676 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB5B25
#BB5B25
oklch(58% 0.14 46.6)
- #0087AD
#0087AD
oklch(58.1% 0.112 226.4)
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 #BB5B25, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.020
- Rust Orange #C45508 ΔE 0.020
- Burnt Siena #B75203 ΔE 0.024
- Burnt Orange #C04E01 ΔE 0.026
- Orangey Brown #B16002 ΔE 0.030
- Orange Brown #BE6400 ΔE 0.031
- Brick Orange #C14A09 ΔE 0.033
- Rusty Orange #CD5909 ΔE 0.034
Use #BB5B25 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.