#403613
Closest named color: Dark Olive (#373E02). oklch(33.5% 0.053 93.4), rgb(64, 54, 19).
Aa
White text reads best on this color (11.96:1).
About this color
#403613 is a dark, muted brown. In OKLCH its lightness is 34%, its chroma 0.053 and its hue 93°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.037 away. White text reads best on it, at 11.96:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | muted (0.053) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.75:1 |
| White text | 11.96:1 |
Values
| HEX | #403613 |
| RGB | rgb(64, 54, 19) |
| HSL | hsl(47, 54%, 16%) |
| OKLCH | oklch(33.5% 0.053 93.4) |
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 #403613 | 11.96:1 | AAA | Lc -100.9 | Preferred for body text |
| Black text on #403613 | 1.75:1 | Fails | Lc 0.0 | Not readable |
| #403613 text on white | 11.96:1 | AAA | Lc 97.4 | Preferred for body text |
| #403613 text on black | 1.75:1 | 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
#F6F5F1
oklch(97% 0.005 95.1)
-
Step 100
100
#ECEAE1
oklch(93.6% 0.012 96.4)
-
Step 200
200
#DED9C9
oklch(88.5% 0.022 92.5)
-
Step 300
300
#C9C1A4
oklch(81% 0.04 94.4)
-
Step 400
400
#AEA073
oklch(70.7% 0.063 92.9)
-
Step 500
500
#9A894D
oklch(63.2% 0.082 94)
-
Step 600
600
#857230
oklch(55.6% 0.088 93.2)
-
Step 700
700
#715F22
oklch(49.1% 0.082 92.5)
-
Step 800
800
#5C4E1E
oklch(42.7% 0.069 93)
-
Step 900
900 (this color)
#403613
oklch(33.5% 0.053 93.4)
-
Step 950
950
#2C2612
oklch(27% 0.034 93.2)
#403613 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) | #3C350F | 0.010 |
| Deuteranopia (no green cones) | #3F3815 | 0.006 |
| Tritanopia (no blue cones) | #45312E | 0.049 |
| Achromatopsia (no color) | #373737 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #403613
#403613
oklch(33.5% 0.053 93.4)
- #2E3552
#2E3552
oklch(33.6% 0.052 273)
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 #403613, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.037
- Pakistan Green #283618 ΔE 0.040
- Onyx #343A40 ΔE 0.066
- Charcoal Grey #3C4142 ΔE 0.067
- Evergreen #05472A ΔE 0.076
- Forrest Green #154406 ΔE 0.076
- Hunter Green #0B4008 ΔE 0.077
- Pine Green #0A481E ΔE 0.078
Use #403613 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.