#BB6433
Closest named color: Copper (#B66325). oklch(59.6% 0.128 47.9), rgb(187, 100, 51).
Aa
Black text reads best on this color (4.98:1).
About this color
#BB6433 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 60%, its chroma 0.128 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.015 away. Black text reads best on it, at 4.98:1.
| Hue family | Browns |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.98:1 |
| White text | 4.21:1 |
Values
| HEX | #BB6433 |
| RGB | rgb(187, 100, 51) |
| HSL | hsl(22, 57%, 47%) |
| OKLCH | oklch(59.6% 0.128 47.9) |
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 #BB6433 | 4.21:1 | AA large text | Lc -74.2 | Content text, not long reading |
| Black text on #BB6433 | 4.98:1 | AA | Lc 35.4 | Non-text elements, placeholder text |
| #BB6433 text on white | 4.21:1 | AA large text | Lc 68.7 | Content text, not long reading |
| #BB6433 text on black | 4.98:1 | AA | Lc -33.0 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E7E0
oklch(93.7% 0.018 48.5)
-
Step 200
200
#EED3C6
oklch(88.6% 0.035 47.4)
-
Step 300
300
#E3B59E
oklch(80.8% 0.062 47.9)
-
Step 400
400
#D48D69
oklch(70.7% 0.1 47.5)
-
Step 500
500 (this color)
#BB6433
oklch(59.6% 0.128 47.9)
-
Step 600
600
#B25519
oklch(55.6% 0.139 48.2)
-
Step 700
700
#994409
oklch(49% 0.13 47.6)
-
Step 800
800
#7C390E
oklch(42.7% 0.107 48.1)
-
Step 900
900
#643215
oklch(37.7% 0.083 48.3)
-
Step 950
950
#3B1E0E
oklch(27.1% 0.052 48.3)
#BB6433 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) | #7C6F2D | 0.113 |
| Deuteranopia (no green cones) | #918332 | 0.103 |
| Tritanopia (no blue cones) | #CD5259 | 0.075 |
| Achromatopsia (no color) | #7B7B7B | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB6433
#BB6433
oklch(59.6% 0.128 47.9)
- #008BB5
#008BB5
oklch(59.5% 0.116 228.3)
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 #BB6433, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.015
- Adobe #BD6C48 ΔE 0.025
- Tiger's Eye #BC6C25 ΔE 0.025
- Orange Brown #BE6400 ΔE 0.027
- Terra Cotta #C9643B ΔE 0.028
- Clay #B66A50 ΔE 0.030
- Clay Brown #B2713D ΔE 0.032
- Terracotta #CA6641 ΔE 0.032
Use #BB6433 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.