#6B3A13
Closest named color: Mud Brown (#60460F). oklch(40.3% 0.086 55), rgb(107, 58, 19).
Aa
White text reads best on this color (9.37:1).
About this color
#6B3A13 is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.086 and its hue 55°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.039 away. White text reads best on it, at 9.37:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.086) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.23:1 |
| White text | 9.37:1 |
Values
| HEX | #6B3A13 |
| RGB | rgb(107, 58, 19) |
| HSL | hsl(27, 70%, 25%) |
| OKLCH | oklch(40.3% 0.086 55) |
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 #6B3A13 | 9.37:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #6B3A13 | 2.23:1 | Fails | Lc 12.6 | Not readable |
| #6B3A13 text on white | 9.37:1 | AAA | Lc 91.3 | Preferred for body text |
| #6B3A13 text on black | 2.23:1 | Fails | Lc -11.0 | 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 800.
-
Step 50
50
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E8E1
oklch(93.7% 0.014 57.6)
-
Step 200
200
#E8D5C8
oklch(88.5% 0.028 56.7)
-
Step 300
300
#DBB9A2
oklch(80.9% 0.05 56)
-
Step 400
400
#C89370
oklch(70.6% 0.08 54.5)
-
Step 500
500
#B9784A
oklch(63.1% 0.102 55)
-
Step 600
600
#A4602B
oklch(55.6% 0.111 55.6)
-
Step 700
700
#8D4F1D
oklch(49.2% 0.104 55.5)
-
Step 800
800 (this color)
#6B3A13
oklch(40.3% 0.086 55)
-
Step 900
900
#5D371C
oklch(37.7% 0.067 54.4)
-
Step 950
950
#362111
oklch(27% 0.042 57.1)
#6B3A13 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) | #48400E | 0.070 |
| Deuteranopia (no green cones) | #544B13 | 0.063 |
| Tritanopia (no blue cones) | #762F32 | 0.057 |
| Achromatopsia (no color) | #464646 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B3A13
#6B3A13
oklch(40.3% 0.086 55)
- #004F70
#004F70
oklch(40.4% 0.086 235.1)
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 #6B3A13, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.039
- Chestnut #742802 ΔE 0.041
- Purple Brown #673A3F ΔE 0.057
- Rust Brown #8B3103 ΔE 0.064
- Red Brown #8B2E16 ΔE 0.067
- Milk Chocolate #7F4E1E ΔE 0.069
- Green Brown #544E03 ΔE 0.073
- Saddle Brown #8B4513 ΔE 0.073
Use #6B3A13 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.