#423B22
Closest named color: Dark Olive (#373E02). oklch(35.3% 0.041 94.3), rgb(66, 59, 34).
Aa
White text reads best on this color (11.16:1).
About this color
#423B22 is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.041 and its hue 94°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.044 away. White text reads best on it, at 11.16:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.88:1 |
| White text | 11.16:1 |
Values
| HEX | #423B22 |
| RGB | rgb(66, 59, 34) |
| HSL | hsl(47, 32%, 20%) |
| OKLCH | oklch(35.3% 0.041 94.3) |
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 #423B22 | 11.16:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #423B22 | 1.88:1 | Fails | Lc 8.1 | Not readable |
| #423B22 text on white | 11.16:1 | AAA | Lc 95.8 | Preferred for body text |
| #423B22 text on black | 1.88:1 | 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
#F6F5F2
oklch(97% 0.004 91.4)
-
Step 100
100
#ECEAE3
oklch(93.7% 0.01 93.6)
-
Step 200
200
#DCD9CD
oklch(88.4% 0.017 95.2)
-
Step 300
300
#C7C1AB
oklch(81% 0.031 94.4)
-
Step 400
400
#AAA17E
oklch(70.8% 0.05 95.3)
-
Step 500
500
#95895E
oklch(63% 0.061 94.4)
-
Step 600
600
#807344
oklch(55.6% 0.067 94.4)
-
Step 700
700
#6C6035
oklch(49% 0.063 94.2)
-
Step 800
800
#584F2D
oklch(42.8% 0.052 95)
-
Step 900
900 (this color)
#423B22
oklch(35.3% 0.041 94.3)
-
Step 950
950
#2A2618
oklch(26.9% 0.025 94.1)
#423B22 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) | #403A20 | 0.006 |
| Deuteranopia (no green cones) | #423C23 | 0.003 |
| Tritanopia (no blue cones) | #473735 | 0.038 |
| Achromatopsia (no color) | #3B3B3B | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #423B22
#423B22
oklch(35.3% 0.041 94.3)
- #353A51
#353A51
oklch(35.4% 0.041 274.7)
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 #423B22, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.044
- Charcoal Grey #3C4142 ΔE 0.048
- Pakistan Green #283618 ΔE 0.051
- Onyx #343A40 ΔE 0.053
- Mud Brown #60460F ΔE 0.071
- Evergreen #05472A ΔE 0.071
- Pine Green #0A481E ΔE 0.077
- Dark Slate Gray #2F4F4F ΔE 0.079
Use #423B22 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.