#423E10
Closest named color: Dark Olive (#373E02). oklch(35.8% 0.064 104.3), rgb(66, 62, 16).
Aa
White text reads best on this color (10.89:1).
About this color
#423E10 is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.064 and its hue 104°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.024 away. White text reads best on it, at 10.89:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.92:1 |
| White text | 10.89:1 |
Values
| HEX | #423E10 |
| RGB | rgb(66, 62, 16) |
| HSL | hsl(55, 61%, 16%) |
| OKLCH | oklch(35.8% 0.064 104.3) |
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 #423E10 | 10.89:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #423E10 | 1.92:1 | Fails | Lc 8.7 | Not readable |
| #423E10 text on white | 10.89:1 | AAA | Lc 95.2 | Preferred for body text |
| #423E10 text on black | 1.92:1 | Fails | Lc -7.5 | 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
#DBDAC6
oklch(88.4% 0.027 104.6)
-
Step 300
300
#C5C39F
oklch(80.9% 0.049 104.8)
-
Step 400
400
#A8A36A
oklch(70.6% 0.077 103.9)
-
Step 500
500
#938C40
oklch(63% 0.098 104)
-
Step 600
600
#7E761B
oklch(55.6% 0.107 104.2)
-
Step 700
700
#6A630B
oklch(49.1% 0.1 104.5)
-
Step 800
800
#56510F
oklch(42.7% 0.083 104.9)
-
Step 900
900 (this color)
#423E10
oklch(35.8% 0.064 104.3)
-
Step 950
950
#2A270E
oklch(26.9% 0.04 102.5)
#423E10 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) | #443C0A | 0.007 |
| Deuteranopia (no green cones) | #453E13 | 0.007 |
| Tritanopia (no blue cones) | #473935 | 0.060 |
| Achromatopsia (no color) | #3D3D3D | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #423E10
#423E10
oklch(35.8% 0.064 104.3)
- #39375D
#39375D
oklch(35.7% 0.065 285)
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 #423E10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.024
- Pakistan Green #283618 ΔE 0.054
- Mud Brown #60460F ΔE 0.063
- Green Brown #544E03 ΔE 0.063
- Forrest Green #154406 ΔE 0.064
- Pine Green #0A481E ΔE 0.065
- Evergreen #05472A ΔE 0.066
- Charcoal Grey #3C4142 ΔE 0.068
Use #423E10 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.