#423B32
Closest named color: Charcoal Grey (#3C4142). oklch(35.7% 0.018 74.1), rgb(66, 59, 50).
Aa
White text reads best on this color (11.03:1).
About this color
#423B32 is a dark close to neutral grey. In OKLCH its lightness is 36%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.028 away. White text reads best on it, at 11.03:1.
| Hue family | Neutrals |
| Lightness | dark (36%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.90:1 |
| White text | 11.03:1 |
Values
| HEX | #423B32 |
| RGB | rgb(66, 59, 50) |
| HSL | hsl(34, 14%, 23%) |
| OKLCH | oklch(35.7% 0.018 74.1) |
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 #423B32 | 11.03:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #423B32 | 1.90:1 | Fails | Lc 8.4 | Not readable |
| #423B32 text on white | 11.03:1 | AAA | Lc 95.5 | Preferred for body text |
| #423B32 text on black | 1.90:1 | 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
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EBE9E7
oklch(93.5% 0.003 67.8)
-
Step 200
200
#DCD8D4
oklch(88.4% 0.007 67.7)
-
Step 300
300
#C6BFB7
oklch(80.8% 0.014 71.3)
-
Step 400
400
#A99F92
oklch(70.7% 0.022 74.6)
-
Step 500
500
#948777
oklch(63% 0.028 73)
-
Step 600
600
#7E7160
oklch(55.6% 0.03 74.5)
-
Step 700
700
#6A5F4F
oklch(49.1% 0.028 77.2)
-
Step 800
800
#574D41
oklch(42.6% 0.023 72.2)
-
Step 900
900 (this color)
#423B32
oklch(35.7% 0.018 74.1)
-
Step 950
950
#2A2620
oklch(27.1% 0.012 78.1)
#423B32 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) | #3E3B31 | 0.007 |
| Deuteranopia (no green cones) | #3F3D32 | 0.008 |
| Tritanopia (no blue cones) | #453938 | 0.015 |
| Achromatopsia (no color) | #3C3C3C | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #423B32
#423B32
oklch(35.7% 0.018 74.1)
- #363D46
#363D46
oklch(35.7% 0.018 254.8)
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 #423B32, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.028
- Onyx #343A40 ΔE 0.033
- Gunmetal #293241 ΔE 0.063
- Charcoal #264653 ΔE 0.063
- Pakistan Green #283618 ΔE 0.064
- Dark Blue Grey #1F3B4D ΔE 0.066
- Dark Olive #373E02 ΔE 0.067
- Dark Slate Gray #2F4F4F ΔE 0.068
Use #423B32 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.