#4E4739
Closest named color: Charcoal Grey (#3C4142). oklch(40.1% 0.024 84.5), rgb(78, 71, 57).
Aa
White text reads best on this color (9.19:1).
About this color
#4E4739 is a dark close to neutral grey. In OKLCH its lightness is 40%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.041 away. White text reads best on it, at 9.19:1.
| Hue family | Neutrals |
| Lightness | dark (40%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.28:1 |
| White text | 9.19:1 |
Values
| HEX | #4E4739 |
| RGB | rgb(78, 71, 57) |
| HSL | hsl(40, 16%, 26%) |
| OKLCH | oklch(40.1% 0.024 84.5) |
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 #4E4739 | 9.19:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #4E4739 | 2.28:1 | Fails | Lc 12.8 | Not readable |
| #4E4739 text on white | 9.19:1 | AAA | Lc 91.2 | Preferred for body text |
| #4E4739 text on black | 2.28:1 | Fails | Lc -11.1 | 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
#EBEAE6
oklch(93.7% 0.005 95.1)
-
Step 200
200
#DCD9D2
oklch(88.6% 0.01 87.5)
-
Step 300
300
#C6C0B4
oklch(80.9% 0.018 84.6)
-
Step 400
400
#A9A08C
oklch(70.8% 0.03 86.7)
-
Step 500
500
#948870
oklch(63.1% 0.037 84.5)
-
Step 600
600
#7E7258
oklch(55.6% 0.041 86.1)
-
Step 700
700
#6B5F48
oklch(49.1% 0.038 83.5)
-
Step 800
800
#574E3B
oklch(42.7% 0.032 85.6)
-
Step 900
900 (this color)
#4E4739
oklch(40.1% 0.024 84.5)
-
Step 950
950
#2A261E
oklch(27% 0.015 84.5)
#4E4739 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) | #4B4738 | 0.006 |
| Deuteranopia (no green cones) | #4C4839 | 0.004 |
| Tritanopia (no blue cones) | #524543 | 0.021 |
| Achromatopsia (no color) | #484848 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E4739
#4E4739
oklch(40.1% 0.024 84.5)
- #414855
#414855
oklch(40% 0.024 262.8)
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 #4E4739, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.041
- Dark Slate Gray #2F4F4F ΔE 0.052
- Mud Brown #60460F ΔE 0.054
- Purple Brown #673A3F ΔE 0.061
- Green Brown #544E03 ΔE 0.066
- Onyx #343A40 ΔE 0.067
- Charcoal #264653 ΔE 0.070
- Dark Grey Blue #29465B ΔE 0.076
Use #4E4739 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.