#42382A
Closest named color: Charcoal Grey (#3C4142). oklch(34.7% 0.027 76), rgb(66, 56, 42).
Aa
White text reads best on this color (11.47:1).
About this color
#42382A is a dark close to neutral grey. In OKLCH its lightness is 35%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.040 away. White text reads best on it, at 11.47:1.
| Hue family | Neutrals |
| Lightness | dark (35%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.83:1 |
| White text | 11.47:1 |
Values
| HEX | #42382A |
| RGB | rgb(66, 56, 42) |
| HSL | hsl(35, 22%, 21%) |
| OKLCH | oklch(34.7% 0.027 76) |
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 #42382A | 11.47:1 | AAA | Lc -100.1 | Preferred for body text |
| Black text on #42382A | 1.83:1 | Fails | Lc 7.5 | Not readable |
| #42382A text on white | 11.47:1 | AAA | Lc 96.4 | Preferred for body text |
| #42382A text on black | 1.83:1 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#ECE9E6
oklch(93.6% 0.005 67.8)
-
Step 200
200
#DDD8D1
oklch(88.4% 0.011 76.6)
-
Step 300
300
#C8BFB2
oklch(80.8% 0.021 77.3)
-
Step 400
400
#AD9E8B
oklch(70.7% 0.032 73.8)
-
Step 500
500
#98866E
oklch(63% 0.041 74.9)
-
Step 600
600
#837056
oklch(55.6% 0.045 75.3)
-
Step 700
700
#6F5E46
oklch(49.2% 0.042 76)
-
Step 800
800
#5A4D3A
oklch(42.8% 0.034 77)
-
Step 900
900 (this color)
#42382A
oklch(34.7% 0.027 76)
-
Step 950
950
#2B251D
oklch(26.8% 0.017 74.9)
#42382A 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) | #3C3829 | 0.011 |
| Deuteranopia (no green cones) | #3E3A2A | 0.009 |
| Tritanopia (no blue cones) | #463534 | 0.023 |
| Achromatopsia (no color) | #393939 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42382A
#42382A
oklch(34.7% 0.027 76)
- #313B48
#313B48
oklch(34.9% 0.026 255.1)
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 #42382A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.040
- Onyx #343A40 ΔE 0.040
- Pakistan Green #283618 ΔE 0.055
- Dark Olive #373E02 ΔE 0.060
- Gunmetal #293241 ΔE 0.065
- Dark Blue Grey #1F3B4D ΔE 0.073
- Charcoal #264653 ΔE 0.074
- Space Cadet #2B2D42 ΔE 0.076
Use #42382A 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.