#50311D
Closest named color: Charcoal Grey (#3C4142). oklch(34.6% 0.055 52.8), rgb(80, 49, 29).
Aa
White text reads best on this color (11.67:1).
About this color
#50311D is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.055 and its hue 53°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.067 away. White text reads best on it, at 11.67:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.055) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.79:1 |
| White text | 11.67:1 |
Values
| HEX | #50311D |
| RGB | rgb(80, 49, 29) |
| HSL | hsl(24, 47%, 21%) |
| OKLCH | oklch(34.6% 0.055 52.8) |
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 #50311D | 11.67:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #50311D | 1.79:1 | Fails | Lc 0.0 | Not readable |
| #50311D text on white | 11.67:1 | AAA | Lc 96.7 | Preferred for body text |
| #50311D text on black | 1.79:1 | Fails | Lc 0.0 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F1E8E3
oklch(93.7% 0.012 51.3)
-
Step 200
200
#E6D5CB
oklch(88.4% 0.023 52.7)
-
Step 300
300
#D7BAA8
oklch(80.9% 0.042 53.8)
-
Step 400
400
#C2967A
oklch(70.7% 0.066 53.8)
-
Step 500
500
#B27B58
oklch(63.1% 0.085 53.1)
-
Step 600
600
#9D633D
oklch(55.5% 0.092 53)
-
Step 700
700
#86522F
oklch(49% 0.085 53.3)
-
Step 800
800
#6D4328
oklch(42.6% 0.071 52.5)
-
Step 900
900 (this color)
#50311D
oklch(34.6% 0.055 52.8)
-
Step 950
950
#342216
oklch(27.1% 0.035 54.4)
#50311D 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) | #3A341B | 0.044 |
| Deuteranopia (no green cones) | #413B1D | 0.040 |
| Tritanopia (no blue cones) | #572B2C | 0.036 |
| Achromatopsia (no color) | #383838 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #50311D
#50311D
oklch(34.6% 0.055 52.8)
- #173E51
#173E51
oklch(34.5% 0.055 232.7)
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 #50311D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.067
- Onyx #343A40 ΔE 0.068
- Purple Brown #673A3F ΔE 0.072
- Dark Olive #373E02 ΔE 0.073
- Chestnut #742802 ΔE 0.074
- Pakistan Green #283618 ΔE 0.075
- Mud Brown #60460F ΔE 0.077
- Chocolate Brown #411900 ΔE 0.078
Use #50311D 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.