#662B00
Closest named color: Chestnut (#742802). oklch(36.6% 0.098 49.1), rgb(102, 43, 0).
Aa
White text reads best on this color (10.99:1).
About this color
#662B00 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.098 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.030 away. White text reads best on it, at 10.99:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.91:1 |
| White text | 10.99:1 |
Values
| HEX | #662B00 |
| RGB | rgb(102, 43, 0) |
| HSL | hsl(25, 100%, 20%) |
| OKLCH | oklch(36.6% 0.098 49.1) |
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 #662B00 | 10.99:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #662B00 | 1.91:1 | Fails | Lc 9.1 | Not readable |
| #662B00 text on white | 10.99:1 | AAA | Lc 94.8 | Preferred for body text |
| #662B00 text on black | 1.91:1 | Fails | Lc -7.8 | Not readable |
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 900.
-
Step 50
50
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F6E6DE
oklch(93.6% 0.021 48.5)
-
Step 200
200
#F1D2C2
oklch(88.5% 0.041 49)
-
Step 300
300
#E9B397
oklch(80.9% 0.074 48.7)
-
Step 400
400
#DB895C
oklch(70.6% 0.117 48.8)
-
Step 500
500
#D06926
oklch(63.2% 0.151 49.2)
-
Step 600
600
#B65200
oklch(55.7% 0.149 48.9)
-
Step 700
700
#994400
oklch(49% 0.131 49)
-
Step 800
800
#7F3700
oklch(42.8% 0.115 48.9)
-
Step 900
900 (this color)
#662B00
oklch(36.6% 0.098 49.1)
-
Step 950
950
#3E1C07
oklch(27.1% 0.062 49.3)
#662B00 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) | #3C3400 | 0.087 |
| Deuteranopia (no green cones) | #4B4100 | 0.077 |
| Tritanopia (no blue cones) | #711D24 | 0.056 |
| Achromatopsia (no color) | #3C3C3C | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662B00
#662B00
oklch(36.6% 0.098 49.1)
- #00455D
#00455D
oklch(36.5% 0.073 229.6)
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 #662B00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.030
- Reddy Brown #6E1005 ΔE 0.050
- Blood #770001 ΔE 0.065
- Mud Brown #60460F ΔE 0.070
- Purple Brown #673A3F ΔE 0.071
- Maroon #800000 ΔE 0.071
- Claret #680018 ΔE 0.078
- Rust Brown #8B3103 ΔE 0.082
Use #662B00 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.