#4E4557
Closest named color: Charcoal Grey (#3C4142). oklch(40.6% 0.032 307.6), rgb(78, 69, 87).
Aa
White text reads best on this color (9.07:1).
About this color
#4E4557 is a dark, muted purple. In OKLCH its lightness is 41%, its chroma 0.032 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.049 away. White text reads best on it, at 9.07:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | muted (0.032) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.31:1 |
| White text | 9.07:1 |
Values
| HEX | #4E4557 |
| RGB | rgb(78, 69, 87) |
| HSL | hsl(270, 12%, 31%) |
| OKLCH | oklch(40.6% 0.032 307.6) |
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 #4E4557 | 9.07:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #4E4557 | 2.31:1 | Fails | Lc 13.1 | Not readable |
| #4E4557 text on white | 9.07:1 | AAA | Lc 90.9 | Preferred for body text |
| #4E4557 text on black | 2.31:1 | Fails | Lc -11.4 | 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 800.
-
Step 50
50
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE9ED
oklch(93.7% 0.006 308.4)
-
Step 200
200
#DBD7DE
oklch(88.4% 0.01 311.2)
-
Step 300
300
#C4BECA
oklch(81% 0.018 308.2)
-
Step 400
400
#A59CAF
oklch(70.6% 0.029 306.9)
-
Step 500
500
#90849C
oklch(63.2% 0.038 307.8)
-
Step 600
600
#7A6D86
oklch(55.6% 0.041 308.5)
-
Step 700
700
#675B72
oklch(49.1% 0.039 308.5)
-
Step 800
800 (this color)
#4E4557
oklch(40.6% 0.032 307.6)
-
Step 900
900
#453E4C
oklch(37.6% 0.025 307.7)
-
Step 950
950
#28242D
oklch(26.9% 0.017 305.4)
#4E4557 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) | #424858 | 0.020 |
| Deuteranopia (no green cones) | #444956 | 0.020 |
| Tritanopia (no blue cones) | #4D474B | 0.023 |
| Achromatopsia (no color) | #484848 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E4557
#4E4557
oklch(40.6% 0.032 307.6)
- #444D3A
#444D3A
oklch(40.6% 0.033 128.4)
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 #4E4557, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.049
- Dark Grey Blue #29465B ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.058
- Purple Brown #673A3F ΔE 0.058
- Charcoal #264653 ΔE 0.059
- Dusty Grape #545775 ΔE 0.065
- Onyx #343A40 ΔE 0.067
- YInMn Blue #415A77 ΔE 0.071
Use #4E4557 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.