#4E3F37
Closest named color: Charcoal Grey (#3C4142). oklch(38.1% 0.025 49.6), rgb(78, 63, 55).
Aa
White text reads best on this color (10.04:1).
About this color
#4E3F37 is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.033 away. White text reads best on it, at 10.04:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.09:1 |
| White text | 10.04:1 |
Values
| HEX | #4E3F37 |
| RGB | rgb(78, 63, 55) |
| HSL | hsl(21, 17%, 26%) |
| OKLCH | oklch(38.1% 0.025 49.6) |
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 #4E3F37 | 10.04:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #4E3F37 | 2.09:1 | Fails | Lc 10.6 | Not readable |
| #4E3F37 text on white | 10.04:1 | AAA | Lc 93.3 | Preferred for body text |
| #4E3F37 text on black | 2.09:1 | Fails | Lc -9.2 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E7
oklch(93.7% 0.005 48.7)
-
Step 200
200
#DFD7D3
oklch(88.4% 0.01 48.6)
-
Step 300
300
#CBBDB6
oklch(80.8% 0.019 48.5)
-
Step 400
400
#B19C90
oklch(70.8% 0.03 51.7)
-
Step 500
500
#9D8375
oklch(63% 0.038 49.9)
-
Step 600
600
#886D5E
oklch(55.7% 0.041 50.6)
-
Step 700
700
#735B4D
oklch(49.1% 0.038 51.8)
-
Step 800
800
#5E4A40
oklch(42.7% 0.032 48)
-
Step 900
900 (this color)
#4E3F37
oklch(38.1% 0.025 49.6)
-
Step 950
950
#2D2420
oklch(26.9% 0.016 45.3)
#4E3F37 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) | #434036 | 0.020 |
| Deuteranopia (no green cones) | #464337 | 0.018 |
| Tritanopia (no blue cones) | #523D3D | 0.015 |
| Achromatopsia (no color) | #424242 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3F37
#4E3F37
oklch(38.1% 0.025 49.6)
- #35454D
#35454D
oklch(38% 0.025 229.8)
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 #4E3F37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.033
- Onyx #343A40 ΔE 0.052
- Purple Brown #673A3F ΔE 0.052
- Dark Slate Gray #2F4F4F ΔE 0.064
- Mud Brown #60460F ΔE 0.065
- Charcoal #264653 ΔE 0.069
- Dark Grey Blue #29465B ΔE 0.075
- Dark Olive #373E02 ΔE 0.080
Use #4E3F37 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.