#403C22
Closest named color: Dark Olive (#373E02). oklch(35.3% 0.041 100.6), rgb(64, 60, 34).
Aa
White text reads best on this color (11.12:1).
About this color
#403C22 is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.041 and its hue 101°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.041 away. White text reads best on it, at 11.12:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.88:1 |
| White text | 11.12:1 |
Values
| HEX | #403C22 |
| RGB | rgb(64, 60, 34) |
| HSL | hsl(52, 31%, 19%) |
| OKLCH | oklch(35.3% 0.041 100.6) |
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 #403C22 | 11.12:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #403C22 | 1.88:1 | Fails | Lc 8.2 | Not readable |
| #403C22 text on white | 11.12:1 | AAA | Lc 95.7 | Preferred for body text |
| #403C22 text on black | 1.88:1 | Fails | Lc 0.0 | 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
#F6F5F2
oklch(97% 0.004 91.4)
-
Step 100
100
#EBEAE3
oklch(93.6% 0.009 100)
-
Step 200
200
#DBDACD
oklch(88.6% 0.018 103.2)
-
Step 300
300
#C5C2AB
oklch(81% 0.032 101)
-
Step 400
400
#A7A27E
oklch(70.7% 0.05 101)
-
Step 500
500
#928B5E
oklch(63.2% 0.063 100.4)
-
Step 600
600
#7C7544
oklch(55.7% 0.069 101.2)
-
Step 700
700
#696235
oklch(49.2% 0.065 100.6)
-
Step 800
800
#55502D
oklch(42.7% 0.053 101.2)
-
Step 900
900 (this color)
#403C22
oklch(35.3% 0.041 100.6)
-
Step 950
950
#292718
oklch(27% 0.026 101.5)
#403C22 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) | #413A20 | 0.006 |
| Deuteranopia (no green cones) | #423C23 | 0.004 |
| Tritanopia (no blue cones) | #443936 | 0.038 |
| Achromatopsia (no color) | #3B3B3B | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #403C22
#403C22
oklch(35.3% 0.041 100.6)
- #373951
#373951
oklch(35.3% 0.042 280.3)
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 #403C22, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.048
- Pakistan Green #283618 ΔE 0.049
- Onyx #343A40 ΔE 0.054
- Evergreen #05472A ΔE 0.067
- Mud Brown #60460F ΔE 0.072
- Pine Green #0A481E ΔE 0.072
- Forrest Green #154406 ΔE 0.076
Use #403C22 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.