#B1632E
Closest named color: Copper (#B66325). oklch(58% 0.121 52), rgb(177, 99, 46).
Aa
Black text reads best on this color (4.69:1).
About this color
#B1632E is a medium-dark, moderately saturated brown. In OKLCH its lightness is 58%, its chroma 0.121 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.011 away. Black text reads best on it, at 4.69:1.
| Hue family | Browns |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.121) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.69:1 |
| White text | 4.47:1 |
Values
| HEX | #B1632E |
| RGB | rgb(177, 99, 46) |
| HSL | hsl(24, 59%, 44%) |
| OKLCH | oklch(58% 0.121 52) |
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 #B1632E | 4.47:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #B1632E | 4.69:1 | AA | Lc 33.4 | Non-text elements, placeholder text |
| #B1632E text on white | 4.47:1 | AA large text | Lc 70.7 | Content text, not long reading |
| #B1632E text on black | 4.69:1 | AA | Lc -31.0 | 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 600.
-
Step 50
50
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E0
oklch(93.6% 0.016 52.6)
-
Step 200
200
#EAD4C7
oklch(88.4% 0.03 52.7)
-
Step 300
300
#DEB7A1
oklch(80.8% 0.054 51.1)
-
Step 400
400
#CC916E
oklch(70.6% 0.087 51.5)
-
Step 500
500
#BE7546
oklch(63.1% 0.111 52.2)
-
Step 600
600 (this color)
#B1632E
oklch(58% 0.121 52)
-
Step 700
700
#914B18
oklch(49% 0.113 52)
-
Step 800
800
#763E17
oklch(42.7% 0.093 51.9)
-
Step 900
900
#5F351A
oklch(37.6% 0.072 51.6)
-
Step 950
950
#382010
oklch(27.1% 0.046 53.3)
#B1632E 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 | 0.101 |
| Deuteranopia (no green cones) | #8C7E2D | 0.092 |
| Tritanopia (no blue cones) | #C25358 | 0.076 |
| Achromatopsia (no color) | #777777 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1632E
#B1632E
oklch(58% 0.121 52)
- #0085B4
#0085B4
oklch(57.9% 0.119 232.3)
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 #B1632E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.011
- Orangey Brown #B16002 ΔE 0.022
- Umber #B26400 ΔE 0.024
- Earth #A2653E ΔE 0.029
- Raw Umber #A75E09 ΔE 0.031
- Orange Brown #BE6400 ΔE 0.032
- Brown Orange #B96902 ΔE 0.033
- Tiger's Eye #BC6C25 ΔE 0.033
Use #B1632E 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.