#662C01
Closest named color: Chestnut (#742802). oklch(36.8% 0.097 49.6), rgb(102, 44, 1).
Aa
White text reads best on this color (10.90:1).
About this color
#662C01 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.097 and its hue 50°. 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 10.90:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.92:1 |
| White text | 10.90:1 |
Values
| HEX | #662C01 |
| RGB | rgb(102, 44, 1) |
| HSL | hsl(26, 98%, 20%) |
| OKLCH | oklch(36.8% 0.097 49.6) |
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 #662C01 | 10.90:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #662C01 | 1.92:1 | Fails | Lc 9.2 | Not readable |
| #662C01 text on white | 10.90:1 | AAA | Lc 94.7 | Preferred for body text |
| #662C01 text on black | 1.92:1 | Fails | Lc -7.9 | 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
#F0D2C2
oklch(88.5% 0.04 49.9)
-
Step 300
300
#E8B397
oklch(80.8% 0.073 49.1)
-
Step 400
400
#DB8A5C
oklch(70.8% 0.117 49.6)
-
Step 500
500
#CF6A27
oklch(63.2% 0.149 49.8)
-
Step 600
600
#B55300
oklch(55.7% 0.148 49.7)
-
Step 700
700
#994500
oklch(49.2% 0.131 49.6)
-
Step 800
800
#7E3800
oklch(42.8% 0.113 50)
-
Step 900
900 (this color)
#662C01
oklch(36.8% 0.097 49.6)
-
Step 950
950
#3E1C07
oklch(27.1% 0.062 49.3)
#662C01 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) | #3D3500 | 0.085 |
| Deuteranopia (no green cones) | #4B4200 | 0.078 |
| Tritanopia (no blue cones) | #711E25 | 0.057 |
| Achromatopsia (no color) | #3D3D3D | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662C01
#662C01
oklch(36.8% 0.097 49.6)
- #00465E
#00465E
oklch(36.9% 0.073 229.3)
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 #662C01, 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 0.052
- Blood #770001 ΔE 0.066
- Mud Brown #60460F ΔE 0.068
- Purple Brown #673A3F ΔE 0.070
- Maroon #800000 ΔE 0.073
- Claret #680018 ΔE 0.080
- Rust Brown #8B3103 ΔE 0.081
Use #662C01 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.