#503E45
Closest named color: Charcoal Grey (#3C4142). oklch(38.6% 0.027 353.2), rgb(80, 62, 69).
Aa
White text reads best on this color (9.92:1).
About this color
#503E45 is a dark close to neutral grey. In OKLCH its lightness is 39%, its chroma 0.027. 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 9.92:1.
| Hue family | Neutrals |
| Lightness | dark (39%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.11:1 |
| White text | 9.92:1 |
Values
| HEX | #503E45 |
| RGB | rgb(80, 62, 69) |
| HSL | hsl(337, 13%, 28%) |
| OKLCH | oklch(38.6% 0.027 353.2) |
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 #503E45 | 9.92:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #503E45 | 2.11:1 | Fails | Lc 10.9 | Not readable |
| #503E45 text on white | 9.92:1 | AAA | Lc 93.0 | Preferred for body text |
| #503E45 text on black | 2.11:1 | Fails | Lc -9.5 | 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
#E0D6DA
oklch(88.5% 0.012 351)
-
Step 300
300
#CCBBC2
oklch(80.8% 0.021 350.7)
-
Step 400
400
#B299A2
oklch(70.8% 0.032 354.2)
-
Step 500
500
#9F7F8B
oklch(63% 0.043 353.9)
-
Step 600
600
#896975
oklch(55.6% 0.044 354.2)
-
Step 700
700
#745763
oklch(49.1% 0.042 352.1)
-
Step 800
800
#5F4750
oklch(42.7% 0.035 354.3)
-
Step 900
900 (this color)
#503E45
oklch(38.6% 0.027 353.2)
-
Step 950
950
#2D2327
oklch(26.9% 0.017 352.3)
#503E45 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) | #404145 | 0.029 |
| Deuteranopia (no green cones) | #444445 | 0.027 |
| Tritanopia (no blue cones) | #533D40 | 0.009 |
| Achromatopsia (no color) | #434343 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503E45
#503E45
oklch(38.6% 0.027 353.2)
- #354942
#354942
oklch(38.6% 0.028 171.3)
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 #503E45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.036
- Purple Brown #673A3F ΔE 0.044
- Onyx #343A40 ΔE 0.052
- Charcoal #264653 ΔE 0.065
- Dark Grey Blue #29465B ΔE 0.066
- Dark Slate Gray #2F4F4F ΔE 0.066
- Brownish Purple #76424E ΔE 0.076
- Dark Blue Grey #1F3B4D ΔE 0.079
Use #503E45 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.