#57434A
Closest named color: Purple Brown (#673A3F). oklch(40.7% 0.03 355.6), rgb(87, 67, 74).
Aa
White text reads best on this color (9.10:1).
About this color
#57434A is a dark close to neutral grey. In OKLCH its lightness is 41%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Purple Brown (#673A3F), ΔE 0.037 away. White text reads best on it, at 9.10:1.
| Hue family | Neutrals |
| Lightness | dark (41%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #57434A |
| RGB | rgb(87, 67, 74) |
| HSL | hsl(339, 13%, 30%) |
| OKLCH | oklch(40.7% 0.03 355.6) |
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 #57434A | 9.10:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #57434A | 2.30:1 | Fails | Lc 13.0 | Not readable |
| #57434A text on white | 9.10:1 | AAA | Lc 90.9 | Preferred for body text |
| #57434A text on black | 2.30:1 | 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
#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
#CABCC1
oklch(80.8% 0.017 353.7)
-
Step 400
400
#B09AA1
oklch(70.8% 0.028 356.6)
-
Step 500
500
#9C818A
oklch(63.1% 0.035 356.1)
-
Step 600
600
#866A74
oklch(55.5% 0.038 355)
-
Step 700
700
#725961
oklch(49.2% 0.035 357.4)
-
Step 800
800 (this color)
#57434A
oklch(40.7% 0.03 355.6)
-
Step 900
900
#4C3D42
oklch(37.8% 0.022 356.2)
-
Step 950
950
#2D2427
oklch(27.2% 0.015 356.1)
#57434A 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) | #45464A | 0.032 |
| Deuteranopia (no green cones) | #4A4A4A | 0.030 |
| Tritanopia (no blue cones) | #5A4245 | 0.009 |
| Achromatopsia (no color) | #484848 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57434A
#57434A
oklch(40.7% 0.03 355.6)
- #394F49
#394F49
oklch(40.7% 0.029 176.1)
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 #57434A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.037
- Charcoal Grey #3C4142 ΔE 0.050
- Brownish Purple #76424E ΔE 0.059
- Dark Slate Gray #2F4F4F ΔE 0.066
- Onyx #343A40 ΔE 0.071
- Dark Grey Blue #29465B ΔE 0.073
- Charcoal #264653 ΔE 0.074
- Dusty Grape #545775 ΔE 0.078
Use #57434A 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.