#57474D
Closest named color: Purple Brown (#673A3F). oklch(41.7% 0.024 353.6), rgb(87, 71, 77).
Aa
White text reads best on this color (8.70:1).
About this color
#57474D is a dark close to neutral grey. In OKLCH its lightness is 42%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Purple Brown (#673A3F), ΔE 0.044 away. White text reads best on it, at 8.70:1.
| Hue family | Neutrals |
| Lightness | dark (42%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.41:1 |
| White text | 8.70:1 |
Values
| HEX | #57474D |
| RGB | rgb(87, 71, 77) |
| HSL | hsl(338, 10%, 31%) |
| OKLCH | oklch(41.7% 0.024 353.6) |
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 #57474D | 8.70:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #57474D | 2.41:1 | Fails | Lc 14.1 | Not readable |
| #57474D text on white | 8.70:1 | AAA | Lc 89.8 | Fine for body text |
| #57474D text on black | 2.41:1 | Fails | Lc -12.4 | 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
#F6F5F5
oklch(97.1% 0.001 17.2)
-
Step 100
100
#ECE9EA
oklch(93.7% 0.003 354.7)
-
Step 200
200
#DDD7D9
oklch(88.4% 0.007 354.8)
-
Step 300
300
#C8BDC1
oklch(80.9% 0.014 353.2)
-
Step 400
400
#AC9BA1
oklch(70.6% 0.022 354.3)
-
Step 500
500
#98838B
oklch(63.2% 0.028 353)
-
Step 600
600
#836C75
oklch(55.6% 0.032 352.7)
-
Step 700
700
#6E5A62
oklch(49% 0.029 352.2)
-
Step 800
800 (this color)
#57474D
oklch(41.7% 0.024 353.6)
-
Step 900
900
#4A3E42
oklch(37.8% 0.018 355.9)
-
Step 950
950
#2B2427
oklch(26.9% 0.012 350.2)
#57474D 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) | #484A4D | 0.026 |
| Deuteranopia (no green cones) | #4C4C4D | 0.023 |
| Tritanopia (no blue cones) | #5A4749 | 0.008 |
| Achromatopsia (no color) | #4B4B4B | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57474D
#57474D
oklch(41.7% 0.024 353.6)
- #3F514B
#3F514B
oklch(41.8% 0.025 172.7)
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 #57474D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.044
- Charcoal Grey #3C4142 ΔE 0.054
- Brownish Purple #76424E ΔE 0.058
- Dark Slate Gray #2F4F4F ΔE 0.062
- Dusty Grape #545775 ΔE 0.069
- Dark Grey Blue #29465B ΔE 0.072
- Charcoal #264653 ΔE 0.074
- Onyx #343A40 ΔE 0.077
Use #57474D 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.