#403D09
Closest named color: Dark Olive (#373E02). oklch(35.2% 0.069 106), rgb(64, 61, 9).
Aa
White text reads best on this color (11.11:1).
About this color
#403D09 is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.069 and its hue 106°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.018 away. White text reads best on it, at 11.11:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.069) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.88:1 |
| White text | 11.11:1 |
Values
| HEX | #403D09 |
| RGB | rgb(64, 61, 9) |
| HSL | hsl(57, 75%, 14%) |
| OKLCH | oklch(35.2% 0.069 106) |
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 #403D09 | 11.11:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #403D09 | 1.88:1 | Fails | Lc 8.3 | Not readable |
| #403D09 text on white | 11.11:1 | AAA | Lc 95.6 | Preferred for body text |
| #403D09 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
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#EBEBDF
oklch(93.7% 0.016 106.7)
-
Step 200
200
#DBDBC5
oklch(88.6% 0.029 107)
-
Step 300
300
#C4C39D
oklch(80.8% 0.051 106.2)
-
Step 400
400
#A7A466
oklch(70.7% 0.083 105.9)
-
Step 500
500
#928D3A
oklch(63.1% 0.105 105.8)
-
Step 600
600
#7D770D
oklch(55.7% 0.115 105.9)
-
Step 700
700
#696400
oklch(49.2% 0.105 106.3)
-
Step 800
800
#565106
oklch(42.6% 0.088 105.3)
-
Step 900
900 (this color)
#403D09
oklch(35.2% 0.069 106)
-
Step 950
950
#29280C
oklch(27.1% 0.044 107.1)
#403D09 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) | #433A01 | 0.010 |
| Deuteranopia (no green cones) | #443C0D | 0.009 |
| Tritanopia (no blue cones) | #453833 | 0.063 |
| Achromatopsia (no color) | #3C3C3C | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #403D09
#403D09
oklch(35.2% 0.069 106)
- #38355D
#38355D
oklch(35.2% 0.069 285.7)
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 #403D09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.018
- Pakistan Green #283618 ΔE 0.050
- Forrest Green #154406 ΔE 0.060
- Pine Green #0A481E ΔE 0.063
- Evergreen #05472A ΔE 0.065
- Hunter Green #0B4008 ΔE 0.066
- Green Brown #544E03 ΔE 0.067
- Mud Brown #60460F ΔE 0.068
Use #403D09 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.