#B5612E
Closest named color: Copper (#B66325). oklch(58.2% 0.126 49.3), rgb(181, 97, 46).
Aa
Black text reads best on this color (4.71:1).
About this color
#B5612E is a medium-dark, moderately saturated brown. In OKLCH its lightness is 58%, its chroma 0.126 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.010 away. Black text reads best on it, at 4.71:1.
| Hue family | Browns |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.126) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #B5612E |
| RGB | rgb(181, 97, 46) |
| HSL | hsl(23, 59%, 45%) |
| OKLCH | oklch(58.2% 0.126 49.3) |
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 #B5612E | 4.45:1 | AA large text | Lc -76.0 | Fine for body text |
| Black text on #B5612E | 4.71:1 | AA | Lc 33.6 | Non-text elements, placeholder text |
| #B5612E text on white | 4.45:1 | AA large text | Lc 70.5 | Content text, not long reading |
| #B5612E text on black | 4.71:1 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#EBD4C7
oklch(88.5% 0.031 51.5)
-
Step 300
300
#E0B7A1
oklch(81% 0.056 49.8)
-
Step 400
400
#CF906D
oklch(70.8% 0.091 49.8)
-
Step 500
500
#C17346
oklch(63.2% 0.115 49.5)
-
Step 600
600 (this color)
#B5612E
oklch(58.2% 0.126 49.3)
-
Step 700
700
#944918
oklch(49.2% 0.117 49.3)
-
Step 800
800
#783C17
oklch(42.6% 0.097 49)
-
Step 900
900
#61341A
oklch(37.7% 0.075 49)
-
Step 950
950
#391F10
oklch(27% 0.048 49.7)
#B5612E 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) | #796C28 | 0.109 |
| Deuteranopia (no green cones) | #8D7F2D | 0.100 |
| Tritanopia (no blue cones) | #C64F56 | 0.076 |
| Achromatopsia (no color) | #777777 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5612E
#B5612E
oklch(58.2% 0.126 49.3)
- #0087B1
#0087B1
oklch(58.3% 0.115 229)
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 #B5612E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.010
- Orangey Brown #B16002 ΔE 0.025
- Umber #B26400 ΔE 0.028
- Orange Brown #BE6400 ΔE 0.030
- Tiger's Eye #BC6C25 ΔE 0.033
- Burnt Siena #B75203 ΔE 0.034
- Rust Orange #C45508 ΔE 0.035
- Brown Orange #B96902 ΔE 0.035
Use #B5612E 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.