#BB6533
Closest named color: Copper (#B66325). oklch(59.7% 0.127 48.6), rgb(187, 101, 51).
Aa
Black text reads best on this color (5.02:1).
About this color
#BB6533 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 60%, its chroma 0.127 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.016 away. Black text reads best on it, at 5.02:1.
| Hue family | Browns |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.127) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 5.02:1 |
| White text | 4.18:1 |
Values
| HEX | #BB6533 |
| RGB | rgb(187, 101, 51) |
| HSL | hsl(22, 57%, 47%) |
| OKLCH | oklch(59.7% 0.127 48.6) |
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 #BB6533 | 4.18:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #BB6533 | 5.02:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #BB6533 text on white | 4.18:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #BB6533 text on black | 5.02:1 | AA | Lc -33.3 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F5E7E0
oklch(93.7% 0.018 48.5)
-
Step 200
200
#EDD3C6
oklch(88.5% 0.034 48.3)
-
Step 300
300
#E3B59E
oklch(80.8% 0.062 47.9)
-
Step 400
400
#D38D68
oklch(70.6% 0.1 48.5)
-
Step 500
500 (this color)
#BB6533
oklch(59.7% 0.127 48.6)
-
Step 600
600
#B25518
oklch(55.6% 0.139 48.4)
-
Step 700
700
#994507
oklch(49.2% 0.129 48.6)
-
Step 800
800
#7C390D
oklch(42.7% 0.107 48.4)
-
Step 900
900
#643214
oklch(37.7% 0.083 48.8)
-
Step 950
950
#3B1E0D
oklch(27.1% 0.053 49.4)
#BB6533 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) | #7D702D | 0.112 |
| Deuteranopia (no green cones) | #928332 | 0.101 |
| Tritanopia (no blue cones) | #CD535A | 0.076 |
| Achromatopsia (no color) | #7C7C7C | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB6533
#BB6533
oklch(59.7% 0.127 48.6)
- #008CB6
#008CB6
oklch(59.8% 0.117 228.1)
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 #BB6533, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.016
- Tiger's Eye #BC6C25 ΔE 0.023
- Adobe #BD6C48 ΔE 0.023
- Orange Brown #BE6400 ΔE 0.026
- Terra Cotta #C9643B ΔE 0.028
- Clay #B66A50 ΔE 0.030
- Clay Brown #B2713D ΔE 0.030
- Brown Orange #B96902 ΔE 0.031
Use #BB6533 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.