#403C13
Closest named color: Dark Olive (#373E02). oklch(35.1% 0.059 103.7), rgb(64, 60, 19).
Aa
White text reads best on this color (11.20:1).
About this color
#403C13 is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.059 and its hue 104°. 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 11.20:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.87:1 |
| White text | 11.20:1 |
Values
| HEX | #403C13 |
| RGB | rgb(64, 60, 19) |
| HSL | hsl(55, 54%, 16%) |
| OKLCH | oklch(35.1% 0.059 103.7) |
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 #403C13 | 11.20:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #403C13 | 1.87:1 | Fails | Lc 8.1 | Not readable |
| #403C13 text on white | 11.20:1 | AAA | Lc 95.8 | Preferred for body text |
| #403C13 text on black | 1.87:1 | 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
#C5C2A2
oklch(80.8% 0.044 102.9)
-
Step 400
400
#A8A36F
oklch(70.7% 0.071 103.4)
-
Step 500
500
#938C47
oklch(63.1% 0.091 103.5)
-
Step 600
600
#7D7627
oklch(55.6% 0.099 104.2)
-
Step 700
700
#6A6319
oklch(49.2% 0.092 103.8)
-
Step 800
800
#565118
oklch(42.8% 0.076 104.3)
-
Step 900
900 (this color)
#403C13
oklch(35.1% 0.059 103.7)
-
Step 950
950
#292710
oklch(26.9% 0.038 104.2)
#403C13 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) | #423A0E | 0.007 |
| Deuteranopia (no green cones) | #433C15 | 0.006 |
| Tritanopia (no blue cones) | #453833 | 0.053 |
| Achromatopsia (no color) | #3B3B3B | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #403C13
#403C13
oklch(35.1% 0.059 103.7)
- #373659
#373659
oklch(35.1% 0.06 284.1)
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 #403C13, 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 0.047
- Charcoal Grey #3C4142 ΔE 0.065
- Forrest Green #154406 ΔE 0.065
- Evergreen #05472A ΔE 0.066
- Pine Green #0A481E ΔE 0.066
- Mud Brown #60460F ΔE 0.069
- Hunter Green #0B4008 ΔE 0.070
Use #403C13 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.