#B3680D
Closest named color: Umber (#B26400). oklch(58.9% 0.132 62.1), rgb(179, 104, 13).
Aa
Black text reads best on this color (4.90:1).
About this color
#B3680D is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.132 and its hue 62°. Its hue sits on the warm side of the wheel. The nearest named color is Umber (#B26400), ΔE 0.010 away. Black text reads best on it, at 4.90:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.132) |
| Temperature | warm |
| Nearest name | Umber (#B26400) |
| Black text | 4.90:1 |
| White text | 4.28:1 |
Values
| HEX | #B3680D |
| RGB | rgb(179, 104, 13) |
| HSL | hsl(33, 86%, 38%) |
| OKLCH | oklch(58.9% 0.132 62.1) |
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 #B3680D | 4.28:1 | AA large text | Lc -74.7 | Content text, not long reading |
| Black text on #B3680D | 4.90:1 | AA | Lc 34.9 | Non-text elements, placeholder text |
| #B3680D text on white | 4.28:1 | AA large text | Lc 69.2 | Content text, not long reading |
| #B3680D text on black | 4.90:1 | AA | Lc -32.5 | 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
#F9F4F0
oklch(97% 0.008 61.5)
-
Step 100
100
#F3E8DF
oklch(93.7% 0.017 62)
-
Step 200
200
#EAD5C4
oklch(88.6% 0.033 61.4)
-
Step 300
300
#DDB99A
oklch(80.9% 0.059 62.6)
-
Step 400
400
#CB9361
oklch(70.7% 0.095 62.1)
-
Step 500
500
#BD7731
oklch(63.1% 0.121 62.1)
-
Step 600
600 (this color)
#B3680D
oklch(58.9% 0.132 62.1)
-
Step 700
700
#8D4F00
oklch(49.1% 0.113 61.8)
-
Step 800
800
#744000
oklch(42.6% 0.098 61.8)
-
Step 900
900
#5F370B
oklch(37.8% 0.079 62.6)
-
Step 950
950
#382009
oklch(27% 0.051 61.3)
#B3680D 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) | #7F7000 | 0.094 |
| Deuteranopia (no green cones) | #91810E | 0.084 |
| Tritanopia (no blue cones) | #C45659 | 0.097 |
| Achromatopsia (no color) | #7A7A7A | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3680D
#B3680D
oklch(58.9% 0.132 62.1)
- #1B84C4
#1B84C4
oklch(58.9% 0.132 242.4)
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 #B3680D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Umber #B26400 ΔE 0.010
- Brown Orange #B96902 ΔE 0.012
- Caramel #AF6F09 ΔE 0.019
- Orangey Brown #B16002 ΔE 0.019
- Orange Brown #BE6400 ΔE 0.021
- Copper #B66325 ΔE 0.021
- Tiger's Eye #BC6C25 ΔE 0.023
- Leather #AC7434 ΔE 0.031
Use #B3680D 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.