#403B0F
Closest named color: Dark Olive (#373E02). oklch(34.8% 0.062 102.8), rgb(64, 59, 15).
Aa
White text reads best on this color (11.34:1).
About this color
#403B0F is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.062 and its hue 103°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.023 away. White text reads best on it, at 11.34:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.062) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.85:1 |
| White text | 11.34:1 |
Values
| HEX | #403B0F |
| RGB | rgb(64, 59, 15) |
| HSL | hsl(54, 62%, 15%) |
| OKLCH | oklch(34.8% 0.062 102.8) |
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 #403B0F | 11.34:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #403B0F | 1.85:1 | Fails | Lc 7.8 | Not readable |
| #403B0F text on white | 11.34:1 | AAA | Lc 96.1 | Preferred for body text |
| #403B0F text on black | 1.85:1 | 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
#EBEAE0
oklch(93.5% 0.013 102)
-
Step 200
200
#DCDAC7
oklch(88.5% 0.026 102)
-
Step 300
300
#C6C2A0
oklch(80.8% 0.046 101.8)
-
Step 400
400
#A9A36C
oklch(70.7% 0.074 102.8)
-
Step 500
500
#948C43
oklch(63.1% 0.095 103.1)
-
Step 600
600
#7F7520
oklch(55.5% 0.103 102.4)
-
Step 700
700
#6B6212
oklch(49% 0.096 102.5)
-
Step 800
800
#575013
oklch(42.6% 0.079 102.6)
-
Step 900
900 (this color)
#403B0F
oklch(34.8% 0.062 102.8)
-
Step 950
950
#2A270F
oklch(26.9% 0.039 102.2)
#403B0F 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) | #413909 | 0.007 |
| Deuteranopia (no green cones) | #433B12 | 0.007 |
| Tritanopia (no blue cones) | #453632 | 0.057 |
| Achromatopsia (no color) | #3A3A3A | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #403B0F
#403B0F
oklch(34.8% 0.062 102.8)
- #353559
#353559
oklch(34.7% 0.062 282.7)
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 #403B0F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.023
- Pakistan Green #283618 ΔE 0.046
- Forrest Green #154406 ΔE 0.065
- Pine Green #0A481E ΔE 0.067
- Evergreen #05472A ΔE 0.067
- Charcoal Grey #3C4142 ΔE 0.069
- Hunter Green #0B4008 ΔE 0.069
- Mud Brown #60460F ΔE 0.071
Use #403B0F 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.