#42472D
Closest named color: Charcoal Grey (#3C4142). oklch(38.6% 0.042 117.3), rgb(66, 71, 45).
Aa
White text reads best on this color (9.67:1).
About this color
#42472D is a dark, muted brown. In OKLCH its lightness is 39%, its chroma 0.042 and its hue 117°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.045 away. White text reads best on it, at 9.67:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | muted (0.042) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.17:1 |
| White text | 9.67:1 |
Values
| HEX | #42472D |
| RGB | rgb(66, 71, 45) |
| HSL | hsl(72, 22%, 23%) |
| OKLCH | oklch(38.6% 0.042 117.3) |
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 #42472D | 9.67:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #42472D | 2.17:1 | Fails | Lc 11.5 | Not readable |
| #42472D text on white | 9.67:1 | AAA | Lc 92.4 | Preferred for body text |
| #42472D text on black | 2.17:1 | Fails | Lc -10.0 | 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EBE4
oklch(93.7% 0.01 119.6)
-
Step 200
200
#D8DBCE
oklch(88.6% 0.018 117.3)
-
Step 300
300
#BFC4AD
oklch(81% 0.032 117.1)
-
Step 400
400
#9EA582
oklch(70.7% 0.05 116.9)
-
Step 500
500
#868F62
oklch(63.1% 0.065 117.5)
-
Step 600
600
#707949
oklch(55.6% 0.07 117.4)
-
Step 700
700
#5E663A
oklch(49.2% 0.065 117.3)
-
Step 800
800
#4D5330
oklch(42.7% 0.054 116.7)
-
Step 900
900 (this color)
#42472D
oklch(38.6% 0.042 117.3)
-
Step 950
950
#252819
oklch(26.9% 0.027 117.4)
#42472D 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) | #4A442B | 0.015 |
| Deuteranopia (no green cones) | #4A452E | 0.015 |
| Tritanopia (no blue cones) | #454440 | 0.036 |
| Achromatopsia (no color) | #444444 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42472D
#42472D
oklch(38.6% 0.042 117.3)
- #463F58
#463F58
oklch(38.5% 0.043 297.2)
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 #42472D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.053
- Dark Olive #373E02 ΔE 0.054
- Green Brown #544E03 ΔE 0.056
- Mud Brown #60460F ΔE 0.056
- Evergreen #05472A ΔE 0.065
- Navy Green #35530A ΔE 0.065
- Dark Blue Green #005249 ΔE 0.065
Use #42472D 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.