#423720
Closest named color: Pakistan Green (#283618). oklch(34.2% 0.04 84.9), rgb(66, 55, 32).
Aa
White text reads best on this color (11.67:1).
About this color
#423720 is a dark, muted brown. In OKLCH its lightness is 34%, its chroma 0.040 and its hue 85°. Its hue sits on the warm side of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.048 away. White text reads best on it, at 11.67:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | muted (0.040) |
| Temperature | warm |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.79:1 |
| White text | 11.67:1 |
Values
| HEX | #423720 |
| RGB | rgb(66, 55, 32) |
| HSL | hsl(41, 35%, 19%) |
| OKLCH | oklch(34.2% 0.04 84.9) |
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 #423720 | 11.67:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #423720 | 1.79:1 | Fails | Lc 0.0 | Not readable |
| #423720 text on white | 11.67:1 | AAA | Lc 96.8 | Preferred for body text |
| #423720 text on black | 1.79:1 | 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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#ECE9E3
oklch(93.5% 0.009 84.6)
-
Step 200
200
#DED8CD
oklch(88.4% 0.016 82.8)
-
Step 300
300
#C9C0AB
oklch(80.9% 0.03 87.6)
-
Step 400
400
#AE9F7F
oklch(70.7% 0.048 85.8)
-
Step 500
500
#9A875F
oklch(63.1% 0.06 85.3)
-
Step 600
600
#857045
oklch(55.5% 0.066 84.4)
-
Step 700
700
#715E37
oklch(49.1% 0.061 84.3)
-
Step 800
800
#5C4D2E
oklch(42.8% 0.05 84.6)
-
Step 900
900 (this color)
#423720
oklch(34.2% 0.04 84.9)
-
Step 950
950
#2C2618
oklch(27.1% 0.026 87.4)
#423720 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) | #3C371E | 0.012 |
| Deuteranopia (no green cones) | #3F3A21 | 0.010 |
| Tritanopia (no blue cones) | #473331 | 0.035 |
| Achromatopsia (no color) | #383838 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #423720
#423720
oklch(34.2% 0.04 84.9)
- #2E384D
#2E384D
oklch(34.1% 0.04 264.7)
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 #423720, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.048
- Dark Olive #373E02 ΔE 0.049
- Onyx #343A40 ΔE 0.052
- Charcoal Grey #3C4142 ΔE 0.052
- Gunmetal #293241 ΔE 0.074
- Evergreen #05472A ΔE 0.078
- Mud Brown #60460F ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.084
Use #423720 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.