#403D15
Closest named color: Dark Olive (#373E02). oklch(35.4% 0.059 105), rgb(64, 61, 21).
Aa
White text reads best on this color (11.07:1).
About this color
#403D15 is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.059 and its hue 105°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.025 away. White text reads best on it, at 11.07:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.89:1 |
| White text | 11.07:1 |
Values
| HEX | #403D15 |
| RGB | rgb(64, 61, 21) |
| HSL | hsl(56, 51%, 17%) |
| OKLCH | oklch(35.4% 0.059 105) |
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 #403D15 | 11.07:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #403D15 | 1.89:1 | Fails | Lc 8.3 | Not readable |
| #403D15 text on white | 11.07:1 | AAA | Lc 95.6 | Preferred for body text |
| #403D15 text on black | 1.89:1 | 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
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#EBEAE1
oklch(93.5% 0.012 101.5)
-
Step 200
200
#DBDAC8
oklch(88.4% 0.024 104.3)
-
Step 300
300
#C4C3A2
oklch(80.9% 0.045 105.9)
-
Step 400
400
#A7A370
oklch(70.6% 0.069 104.2)
-
Step 500
500
#918D49
oklch(63.2% 0.09 105.7)
-
Step 600
600
#7C7629
oklch(55.6% 0.098 104.9)
-
Step 700
700
#69631C
oklch(49.1% 0.09 104.5)
-
Step 800
800
#55511A
oklch(42.7% 0.075 105.2)
-
Step 900
900 (this color)
#403D15
oklch(35.4% 0.059 105)
-
Step 950
950
#292711
oklch(26.9% 0.036 104)
#403D15 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) | #433B11 | 0.007 |
| Deuteranopia (no green cones) | #443D17 | 0.008 |
| Tritanopia (no blue cones) | #453934 | 0.052 |
| Achromatopsia (no color) | #3C3C3C | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #403D15
#403D15
oklch(35.4% 0.059 105)
- #383759
#383759
oklch(35.4% 0.058 284.3)
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 #403D15, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.025
- Pakistan Green #283618 ΔE 0.048
- Charcoal Grey #3C4142 ΔE 0.063
- Evergreen #05472A ΔE 0.064
- Pine Green #0A481E ΔE 0.065
- Forrest Green #154406 ΔE 0.065
- Mud Brown #60460F ΔE 0.067
- Green Brown #544E03 ΔE 0.069
Use #403D15 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.