#524347
Closest named color: Charcoal Grey (#3C4142). oklch(40% 0.022 0.3), rgb(82, 67, 71).
Aa
White text reads best on this color (9.32:1).
About this color
#524347 is a dark close to neutral grey. In OKLCH its lightness is 40%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.040 away. White text reads best on it, at 9.32:1.
| Hue family | Neutrals |
| Lightness | dark (40%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.25:1 |
| White text | 9.32:1 |
Values
| HEX | #524347 |
| RGB | rgb(82, 67, 71) |
| HSL | hsl(344, 10%, 29%) |
| OKLCH | oklch(40% 0.022 0.3) |
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 #524347 | 9.32:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #524347 | 2.25:1 | Fails | Lc 12.4 | Not readable |
| #524347 text on white | 9.32:1 | AAA | Lc 91.5 | Preferred for body text |
| #524347 text on black | 2.25:1 | Fails | Lc -10.8 | 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
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100
#EDE8EA
oklch(93.5% 0.006 350.8)
-
Step 200
200
#DFD7D9
oklch(88.6% 0.009 0.2)
-
Step 300
300
#CABCC0
oklch(80.8% 0.017 358.1)
-
Step 400
400
#AF9AA0
oklch(70.6% 0.026 358.6)
-
Step 500
500
#9B8288
oklch(63.2% 0.032 1.9)
-
Step 600
600
#866B72
oklch(55.6% 0.036 1)
-
Step 700
700
#715960
oklch(49.1% 0.033 359.1)
-
Step 800
800
#5C494E
oklch(42.7% 0.027 0.7)
-
Step 900
900 (this color)
#524347
oklch(40% 0.022 0.3)
-
Step 950
950
#2C2426
oklch(27% 0.013 1.1)
#524347 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) | #454547 | 0.023 |
| Deuteranopia (no green cones) | #484847 | 0.022 |
| Tritanopia (no blue cones) | #554244 | 0.007 |
| Achromatopsia (no color) | #474747 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #524347
#524347
oklch(40% 0.022 0.3)
- #3B4C48
#3B4C48
oklch(40.1% 0.022 179.1)
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 #524347, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.040
- Purple Brown #673A3F ΔE 0.044
- Dark Slate Gray #2F4F4F ΔE 0.059
- Onyx #343A40 ΔE 0.062
- Charcoal #264653 ΔE 0.066
- Dark Grey Blue #29465B ΔE 0.066
- Brownish Purple #76424E ΔE 0.069
- Mud Brown #60460F ΔE 0.078
Use #524347 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.