#503F36
Closest named color: Charcoal Grey (#3C4142). oklch(38.3% 0.028 49.4), rgb(80, 63, 54).
Aa
White text reads best on this color (9.97:1).
About this color
#503F36 is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.037 away. White text reads best on it, at 9.97:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.10:1 |
| White text | 9.97:1 |
Values
| HEX | #503F36 |
| RGB | rgb(80, 63, 54) |
| HSL | hsl(21, 19%, 26%) |
| OKLCH | oklch(38.3% 0.028 49.4) |
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 #503F36 | 9.97:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #503F36 | 2.10:1 | Fails | Lc 10.8 | Not readable |
| #503F36 text on white | 9.97:1 | AAA | Lc 93.1 | Preferred for body text |
| #503F36 text on black | 2.10:1 | Fails | Lc -9.3 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E6
oklch(93.6% 0.006 59.6)
-
Step 200
200
#E0D7D2
oklch(88.5% 0.012 51.3)
-
Step 300
300
#CDBDB5
oklch(80.9% 0.021 48.4)
-
Step 400
400
#B39B8E
oklch(70.7% 0.034 50.2)
-
Step 500
500
#A08273
oklch(63.1% 0.043 48)
-
Step 600
600
#8B6C5B
oklch(55.7% 0.047 50.1)
-
Step 700
700
#765A4B
oklch(49.2% 0.044 49.5)
-
Step 800
800
#60493D
oklch(42.6% 0.037 48.9)
-
Step 900
900 (this color)
#503F36
oklch(38.3% 0.028 49.4)
-
Step 950
950
#2E241F
oklch(27% 0.018 48)
#503F36 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) | #444035 | 0.022 |
| Deuteranopia (no green cones) | #474436 | 0.021 |
| Tritanopia (no blue cones) | #553C3D | 0.019 |
| Achromatopsia (no color) | #424242 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503F36
#503F36
oklch(38.3% 0.028 49.4)
- #34464F
#34464F
oklch(38.2% 0.027 230)
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 #503F36, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.037
- Purple Brown #673A3F ΔE 0.050
- Onyx #343A40 ΔE 0.056
- Mud Brown #60460F ΔE 0.062
- Dark Slate Gray #2F4F4F ΔE 0.066
- Charcoal #264653 ΔE 0.072
- Dark Grey Blue #29465B ΔE 0.078
- Dark Olive #373E02 ΔE 0.081
Use #503F36 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.