#403A23
Closest named color: Dark Olive (#373E02). oklch(34.8% 0.038 95.3), rgb(64, 58, 35).
Aa
White text reads best on this color (11.36:1).
About this color
#403A23 is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.038 and its hue 95°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.045 away. White text reads best on it, at 11.36:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.038) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.84:1 |
| White text | 11.36:1 |
Values
| HEX | #403A23 |
| RGB | rgb(64, 58, 35) |
| HSL | hsl(48, 29%, 19%) |
| OKLCH | oklch(34.8% 0.038 95.3) |
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 #403A23 | 11.36:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #403A23 | 1.84:1 | Fails | Lc 7.7 | Not readable |
| #403A23 text on white | 11.36:1 | AAA | Lc 96.2 | Preferred for body text |
| #403A23 text on black | 1.84:1 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EBEAE4
oklch(93.6% 0.008 98.9)
-
Step 200
200
#DCD9CE
oklch(88.5% 0.015 94.2)
-
Step 300
300
#C6C1AD
oklch(81% 0.028 95.4)
-
Step 400
400
#A9A181
oklch(70.7% 0.045 95.6)
-
Step 500
500
#948A61
oklch(63.2% 0.058 96.1)
-
Step 600
600
#7F7348
oklch(55.6% 0.062 94.3)
-
Step 700
700
#6B6139
oklch(49.2% 0.059 95.8)
-
Step 800
800
#574F30
oklch(42.7% 0.048 95.4)
-
Step 900
900 (this color)
#403A23
oklch(34.8% 0.038 95.3)
-
Step 950
950
#2A2619
oklch(26.9% 0.023 93)
#403A23 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) | #3E3921 | 0.006 |
| Deuteranopia (no green cones) | #403B24 | 0.003 |
| Tritanopia (no blue cones) | #443734 | 0.033 |
| Achromatopsia (no color) | #3A3A3A | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #403A23
#403A23
oklch(34.8% 0.038 95.3)
- #34394E
#34394E
oklch(34.9% 0.037 274)
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 #403A23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.045
- Charcoal Grey #3C4142 ΔE 0.047
- Pakistan Green #283618 ΔE 0.047
- Onyx #343A40 ΔE 0.050
- Evergreen #05472A ΔE 0.071
- Gunmetal #293241 ΔE 0.074
- Mud Brown #60460F ΔE 0.076
- Pine Green #0A481E ΔE 0.077
Use #403A23 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.