#B66823
Closest named color: Copper (#B66325). oklch(59.4% 0.127 57.2), rgb(182, 104, 35).
Aa
Black text reads best on this color (4.99:1).
About this color
#B66823 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.127 and its hue 57°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.013 away. Black text reads best on it, at 4.99:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.127) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.99:1 |
| White text | 4.20:1 |
Values
| HEX | #B66823 |
| RGB | rgb(182, 104, 35) |
| HSL | hsl(28, 68%, 43%) |
| OKLCH | oklch(59.4% 0.127 57.2) |
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 #B66823 | 4.20:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #B66823 | 4.99:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #B66823 text on white | 4.20:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #B66823 text on black | 4.99:1 | AA | Lc -33.0 | 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 500.
-
Step 50
50
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F4E7DE
oklch(93.6% 0.019 57.2)
-
Step 200
200
#ECD4C3
oklch(88.5% 0.035 57.6)
-
Step 300
300
#E0B79A
oklch(80.8% 0.062 57)
-
Step 400
400
#D09061
oklch(70.7% 0.1 56.6)
-
Step 500
500 (this color)
#B66823
oklch(59.4% 0.127 57.2)
-
Step 600
600
#AC5B00
oklch(55.6% 0.134 57.3)
-
Step 700
700
#914C00
oklch(49.1% 0.118 57.5)
-
Step 800
800
#783D00
oklch(42.7% 0.104 56.7)
-
Step 900
900
#62340B
oklch(37.7% 0.084 56.6)
-
Step 950
950
#391F09
oklch(26.9% 0.052 57.8)
#B66823 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) | #7F7118 | 0.100 |
| Deuteranopia (no green cones) | #928223 | 0.088 |
| Tritanopia (no blue cones) | #C7575A | 0.086 |
| Achromatopsia (no color) | #7B7B7B | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B66823
#B66823
oklch(59.4% 0.127 57.2)
- #0C88C0
#0C88C0
oklch(59.4% 0.127 237)
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 #B66823, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.013
- Brown Orange #B96902 ΔE 0.015
- Tiger's Eye #BC6C25 ΔE 0.015
- Orange Brown #BE6400 ΔE 0.018
- Umber #B26400 ΔE 0.018
- Orangey Brown #B16002 ΔE 0.024
- Clay Brown #B2713D ΔE 0.025
- Caramel #AF6F09 ΔE 0.027
Use #B66823 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.