#B66601
Closest named color: Umber (#B26400). oklch(58.9% 0.137 60.6), rgb(182, 102, 1).
Aa
Black text reads best on this color (4.89:1).
About this color
#B66601 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.137 and its hue 61°. Its hue sits on the warm side of the wheel. The nearest named color is Umber (#B26400), ΔE 0.009 away. Black text reads best on it, at 4.89:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.137) |
| Temperature | warm |
| Nearest name | Umber (#B26400) |
| Black text | 4.89:1 |
| White text | 4.29:1 |
Values
| HEX | #B66601 |
| RGB | rgb(182, 102, 1) |
| HSL | hsl(33, 99%, 36%) |
| OKLCH | oklch(58.9% 0.137 60.6) |
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 #B66601 | 4.29:1 | AA large text | Lc -74.7 | Content text, not long reading |
| Black text on #B66601 | 4.89:1 | AA | Lc 34.9 | Non-text elements, placeholder text |
| #B66601 text on white | 4.29:1 | AA large text | Lc 69.2 | Content text, not long reading |
| #B66601 text on black | 4.89:1 | AA | Lc -32.4 | 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
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F3E7DE
oklch(93.5% 0.018 59.5)
-
Step 200
200
#EBD4C3
oklch(88.4% 0.034 58.8)
-
Step 300
300
#DFB899
oklch(80.9% 0.062 60.2)
-
Step 400
400
#CE925F
oklch(70.8% 0.099 60.6)
-
Step 500
500
#C0752D
oklch(63.1% 0.126 60.4)
-
Step 600
600 (this color)
#B66601
oklch(58.9% 0.137 60.6)
-
Step 700
700
#8E4E00
oklch(49% 0.114 60.5)
-
Step 800
800
#754000
oklch(42.8% 0.099 61.2)
-
Step 900
900
#603608
oklch(37.7% 0.082 61.5)
-
Step 950
950
#392008
oklch(27.1% 0.053 61.1)
#B66601 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) | #7F6F00 | 0.099 |
| Deuteranopia (no green cones) | #928102 | 0.089 |
| Tritanopia (no blue cones) | #C85356 | 0.097 |
| Achromatopsia (no color) | #7A7A7A | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B66601
#B66601
oklch(58.9% 0.137 60.6)
- #0085C5
#0085C5
oklch(58.9% 0.136 240.5)
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 #B66601, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Umber #B26400 ΔE 0.009
- Brown Orange #B96902 ΔE 0.010
- Orange Brown #BE6400 ΔE 0.015
- Orangey Brown #B16002 ΔE 0.018
- Copper #B66325 ΔE 0.019
- Tiger's Eye #BC6C25 ΔE 0.023
- Caramel #AF6F09 ΔE 0.024
- Raw Umber #A75E09 ΔE 0.036
Use #B66601 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.