#BD5B31
Closest named color: Rust Orange (#C45508). oklch(58.4% 0.138 42.4), rgb(189, 91, 49).
Aa
Black text reads best on this color (4.70:1).
About this color
#BD5B31 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 58%, its chroma 0.138 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Orange (#C45508), ΔE 0.024 away. Black text reads best on it, at 4.70:1.
| Hue family | Browns |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.138) |
| Temperature | warm |
| Nearest name | Rust Orange (#C45508) |
| Black text | 4.70:1 |
| White text | 4.46:1 |
Values
| HEX | #BD5B31 |
| RGB | rgb(189, 91, 49) |
| HSL | hsl(18, 59%, 47%) |
| OKLCH | oklch(58.4% 0.138 42.4) |
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 #BD5B31 | 4.46:1 | AA large text | Lc -75.9 | Fine for body text |
| Black text on #BD5B31 | 4.70:1 | AA | Lc 33.6 | Non-text elements, placeholder text |
| #BD5B31 text on white | 4.46:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #BD5B31 text on black | 4.70:1 | AA | Lc -31.2 | 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
#F5E6E1
oklch(93.5% 0.018 39.4)
-
Step 200
200
#EED2C8
oklch(88.4% 0.034 40.7)
-
Step 300
300
#E4B4A1
oklch(80.8% 0.062 42.6)
-
Step 400
400
#D58C6E
oklch(70.7% 0.099 43.1)
-
Step 500
500
#C86D47
oklch(63.1% 0.127 42.7)
-
Step 600
600 (this color)
#BD5B31
oklch(58.4% 0.138 42.4)
-
Step 700
700
#9A421A
oklch(49% 0.129 42.4)
-
Step 800
800
#7D3719
oklch(42.6% 0.106 42.1)
-
Step 900
900
#65311B
oklch(37.7% 0.082 42.7)
-
Step 950
950
#3B1D10
oklch(26.9% 0.052 43.5)
#BD5B31 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) | #766A2C | 0.130 |
| Deuteranopia (no green cones) | #8E802F | 0.120 |
| Tritanopia (no blue cones) | #CF4652 | 0.071 |
| Achromatopsia (no color) | #777777 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BD5B31
#BD5B31
oklch(58.4% 0.138 42.4)
- #0089A9
#0089A9
oklch(58.4% 0.108 221.9)
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 #BD5B31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Orange #C45508 ΔE 0.024
- Copper #B66325 ΔE 0.026
- Burnt Orange #C04E01 ΔE 0.030
- Burnt Siena #B75203 ΔE 0.032
- Terra Cotta #C9643B ΔE 0.033
- Rusty Orange #CD5909 ΔE 0.035
- Brick Orange #C14A09 ΔE 0.035
- Orange Brown #BE6400 ΔE 0.038
Use #BD5B31 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.