#4B331F
Closest named color: Charcoal Grey (#3C4142). oklch(34.4% 0.047 60.1), rgb(75, 51, 31).
Aa
White text reads best on this color (11.71:1).
About this color
#4B331F is a dark, muted brown. In OKLCH its lightness is 34%, its chroma 0.047 and its hue 60°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.060 away. White text reads best on it, at 11.71:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | muted (0.047) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.79:1 |
| White text | 11.71:1 |
Values
| HEX | #4B331F |
| RGB | rgb(75, 51, 31) |
| HSL | hsl(27, 42%, 21%) |
| OKLCH | oklch(34.4% 0.047 60.1) |
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 #4B331F | 11.71:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #4B331F | 1.79:1 | Fails | Lc 0.0 | Not readable |
| #4B331F text on white | 11.71:1 | AAA | Lc 96.8 | Preferred for body text |
| #4B331F 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#EFE8E3
oklch(93.5% 0.01 58.2)
-
Step 200
200
#E3D6CD
oklch(88.4% 0.019 57.2)
-
Step 300
300
#D2BCAA
oklch(80.9% 0.035 61.6)
-
Step 400
400
#BB997D
oklch(70.7% 0.056 61.2)
-
Step 500
500
#AA7F5C
oklch(63% 0.072 60.1)
-
Step 600
600
#956842
oklch(55.6% 0.079 60.3)
-
Step 700
700
#7F5634
oklch(49% 0.073 59.6)
-
Step 800
800
#67472C
oklch(42.7% 0.06 60.4)
-
Step 900
900 (this color)
#4B331F
oklch(34.4% 0.047 60.1)
-
Step 950
950
#312317
oklch(26.9% 0.03 61.6)
#4B331F 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) | #3A351D | 0.033 |
| Deuteranopia (no green cones) | #403A1F | 0.029 |
| Tritanopia (no blue cones) | #522E2E | 0.035 |
| Achromatopsia (no color) | #383838 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B331F
#4B331F
oklch(34.4% 0.047 60.1)
- #213C4F
#213C4F
oklch(34.4% 0.047 240.7)
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 #4B331F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.060
- Onyx #343A40 ΔE 0.060
- Dark Olive #373E02 ΔE 0.065
- Pakistan Green #283618 ΔE 0.066
- Purple Brown #673A3F ΔE 0.077
- Mud Brown #60460F ΔE 0.078
- Chocolate Brown #411900 ΔE 0.079
- Gunmetal #293241 ΔE 0.081
Use #4B331F 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.