#4E3A37
Closest named color: Charcoal Grey (#3C4142). oklch(37% 0.029 28.3), rgb(78, 58, 55).
Aa
White text reads best on this color (10.58:1).
About this color
#4E3A37 is a dark close to neutral grey. In OKLCH its lightness is 37%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.036 away. White text reads best on it, at 10.58:1.
| Hue family | Neutrals |
| Lightness | dark (37%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.98:1 |
| White text | 10.58:1 |
Values
| HEX | #4E3A37 |
| RGB | rgb(78, 58, 55) |
| HSL | hsl(8, 17%, 26%) |
| OKLCH | oklch(37% 0.029 28.3) |
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 #4E3A37 | 10.58:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #4E3A37 | 1.98:1 | Fails | Lc 9.4 | Not readable |
| #4E3A37 text on white | 10.58:1 | AAA | Lc 94.5 | Preferred for body text |
| #4E3A37 text on black | 1.98:1 | Fails | Lc -8.1 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EEE8E7
oklch(93.5% 0.007 28.8)
-
Step 200
200
#E1D6D5
oklch(88.5% 0.012 23.7)
-
Step 300
300
#CEBCB9
oklch(80.9% 0.021 28.9)
-
Step 400
400
#B59994
oklch(70.7% 0.034 29.9)
-
Step 500
500
#A3807A
oklch(63.2% 0.045 29.6)
-
Step 600
600
#8E6963
oklch(55.7% 0.049 29.2)
-
Step 700
700
#785752
oklch(49% 0.045 28.5)
-
Step 800
800
#624743
oklch(42.6% 0.038 28.3)
-
Step 900
900 (this color)
#4E3A37
oklch(37% 0.029 28.3)
-
Step 950
950
#2F2321
oklch(27% 0.019 29.3)
#4E3A37 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) | #3E3C37 | 0.029 |
| Deuteranopia (no green cones) | #434037 | 0.026 |
| Tritanopia (no blue cones) | #533839 | 0.012 |
| Achromatopsia (no color) | #3F3F3F | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3A37
#4E3A37
oklch(37% 0.029 28.3)
- #2D4448
#2D4448
oklch(36.9% 0.029 209.5)
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 #4E3A37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.036
- Onyx #343A40 ΔE 0.047
- Purple Brown #673A3F ΔE 0.051
- Charcoal #264653 ΔE 0.072
- Dark Slate Gray #2F4F4F ΔE 0.074
- Gunmetal #293241 ΔE 0.076
- Mud Brown #60460F ΔE 0.077
- Dark Grey Blue #29465B ΔE 0.077
Use #4E3A37 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.