#BB6734
Closest named color: Copper (#B66325). oklch(60.1% 0.126 49.6), rgb(187, 103, 52).
Aa
Black text reads best on this color (5.10:1).
About this color
#BB6734 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 60%, its chroma 0.126 and its hue 50°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.017 away. Black text reads best on it, at 5.10:1.
| Hue family | Browns |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.126) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 5.10:1 |
| White text | 4.11:1 |
Values
| HEX | #BB6734 |
| RGB | rgb(187, 103, 52) |
| HSL | hsl(23, 56%, 47%) |
| OKLCH | oklch(60.1% 0.126 49.6) |
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 #BB6734 | 4.11:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #BB6734 | 5.10:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #BB6734 text on white | 4.11:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #BB6734 text on black | 5.10:1 | AA | Lc -33.8 | 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 500.
-
Step 50
50
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#EDD3C6
oklch(88.5% 0.034 48.3)
-
Step 300
300
#E2B69E
oklch(80.9% 0.061 50.1)
-
Step 400
400
#D28E68
oklch(70.6% 0.098 49.8)
-
Step 500
500 (this color)
#BB6734
oklch(60.1% 0.126 49.6)
-
Step 600
600
#B15618
oklch(55.6% 0.137 49.3)
-
Step 700
700
#984607
oklch(49.2% 0.128 49.5)
-
Step 800
800
#7B3A0D
oklch(42.7% 0.105 49.6)
-
Step 900
900
#633314
oklch(37.7% 0.081 50.6)
-
Step 950
950
#3A1E0D
oklch(26.9% 0.052 50.3)
#BB6734 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) | #7F722E | 0.108 |
| Deuteranopia (no green cones) | #938433 | 0.098 |
| Tritanopia (no blue cones) | #CD565C | 0.076 |
| Achromatopsia (no color) | #7D7D7D | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB6734
#BB6734
oklch(60.1% 0.126 49.6)
- #008DB9
#008DB9
oklch(60.2% 0.119 229.1)
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 #BB6734, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.017
- Tiger's Eye #BC6C25 ΔE 0.020
- Adobe #BD6C48 ΔE 0.021
- Orange Brown #BE6400 ΔE 0.026
- Clay Brown #B2713D ΔE 0.026
- Terra Cotta #C9643B ΔE 0.028
- Clay #B66A50 ΔE 0.029
- Brown Orange #B96902 ΔE 0.030
Use #BB6734 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.