#662F06
Closest named color: Chestnut (#742802). oklch(37.3% 0.093 50.6), rgb(102, 47, 6).
Aa
White text reads best on this color (10.63:1).
About this color
#662F06 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.093 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.031 away. White text reads best on it, at 10.63:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.093) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.97:1 |
| White text | 10.63:1 |
Values
| HEX | #662F06 |
| RGB | rgb(102, 47, 6) |
| HSL | hsl(26, 89%, 21%) |
| OKLCH | oklch(37.3% 0.093 50.6) |
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 #662F06 | 10.63:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #662F06 | 1.97:1 | Fails | Lc 9.7 | Not readable |
| #662F06 text on white | 10.63:1 | AAA | Lc 94.2 | Preferred for body text |
| #662F06 text on black | 1.97:1 | Fails | Lc -8.4 | 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
#EFD2C3
oklch(88.4% 0.038 49.1)
-
Step 300
300
#E6B498
oklch(80.8% 0.07 50.6)
-
Step 400
400
#D88B5E
oklch(70.6% 0.112 50.5)
-
Step 500
500
#CC6C2C
oklch(63.2% 0.143 50.5)
-
Step 600
600
#B45400
oklch(55.7% 0.146 50.5)
-
Step 700
700
#984600
oklch(49.2% 0.129 50.6)
-
Step 800
800
#7D3800
oklch(42.6% 0.112 50.3)
-
Step 900
900 (this color)
#662F06
oklch(37.3% 0.093 50.6)
-
Step 950
950
#3D1D08
oklch(27.1% 0.059 50.9)
#662F06 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) | #3F3700 | 0.081 |
| Deuteranopia (no green cones) | #4C4305 | 0.073 |
| Tritanopia (no blue cones) | #712228 | 0.057 |
| Achromatopsia (no color) | #3E3E3E | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662F06
#662F06
oklch(37.3% 0.093 50.6)
- #004761
#004761
oklch(37.3% 0.075 231.1)
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 #662F06, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.031
- Reddy Brown #6E1005 ΔE 0.058
- Mud Brown #60460F ΔE 0.061
- Purple Brown #673A3F ΔE 0.066
- Blood #770001 ΔE 0.071
- Maroon #800000 ΔE 0.076
- Rust Brown #8B3103 ΔE 0.079
- Red Brown #8B2E16 ΔE 0.079
Use #662F06 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.