#42452B
Closest named color: Charcoal Grey (#3C4142). oklch(38% 0.041 113.8), rgb(66, 69, 43).
Aa
White text reads best on this color (9.91:1).
About this color
#42452B is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.041 and its hue 114°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.044 away. White text reads best on it, at 9.91:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.11:1 |
| White text | 9.91:1 |
Values
| HEX | #42452B |
| RGB | rgb(66, 69, 43) |
| HSL | hsl(67, 23%, 22%) |
| OKLCH | oklch(38% 0.041 113.8) |
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 #42452B | 9.91:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #42452B | 2.11:1 | Fails | Lc 10.9 | Not readable |
| #42452B text on white | 9.91:1 | AAA | Lc 93.0 | Preferred for body text |
| #42452B text on black | 2.11:1 | Fails | Lc -9.5 | 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EBE4
oklch(93.7% 0.01 119.6)
-
Step 200
200
#D9DBCE
oklch(88.6% 0.018 113.9)
-
Step 300
300
#C0C3AD
oklch(80.9% 0.03 113.4)
-
Step 400
400
#A0A481
oklch(70.6% 0.049 113)
-
Step 500
500
#898E61
oklch(63.1% 0.064 113.4)
-
Step 600
600
#737848
oklch(55.6% 0.069 113.5)
-
Step 700
700
#606539
oklch(49.1% 0.064 114.1)
-
Step 800
800
#4F522F
oklch(42.7% 0.053 112.6)
-
Step 900
900 (this color)
#42452B
oklch(38% 0.041 113.8)
-
Step 950
950
#262819
oklch(27% 0.026 114.4)
#42452B 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) | #494329 | 0.012 |
| Deuteranopia (no green cones) | #49432C | 0.014 |
| Tritanopia (no blue cones) | #45423E | 0.036 |
| Achromatopsia (no color) | #434343 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42452B
#42452B
oklch(38% 0.041 113.8)
- #433E57
#433E57
oklch(37.9% 0.043 293.4)
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 #42452B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.044
- Dark Olive #373E02 ΔE 0.050
- Dark Slate Gray #2F4F4F ΔE 0.057
- Mud Brown #60460F ΔE 0.057
- Green Brown #544E03 ΔE 0.059
- Onyx #343A40 ΔE 0.062
- Evergreen #05472A ΔE 0.064
- Navy Green #35530A ΔE 0.068
Use #42452B 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.