#6B3013
Closest named color: Chestnut (#742802). oklch(38.4% 0.094 44.3), rgb(107, 48, 19).
Aa
White text reads best on this color (10.20:1).
About this color
#6B3013 is a dark, moderately saturated brown. In OKLCH its lightness is 38%, its chroma 0.094 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.023 away. White text reads best on it, at 10.20:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.094) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #6B3013 |
| RGB | rgb(107, 48, 19) |
| HSL | hsl(20, 70%, 25%) |
| OKLCH | oklch(38.4% 0.094 44.3) |
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 #6B3013 | 10.20:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #6B3013 | 2.05:1 | Fails | Lc 10.7 | Not readable |
| #6B3013 text on white | 10.20:1 | AAA | Lc 93.2 | Preferred for body text |
| #6B3013 text on black | 2.05:1 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F6E6DF
oklch(93.6% 0.02 45.3)
-
Step 200
200
#F0D2C5
oklch(88.5% 0.038 44.8)
-
Step 300
300
#E8B39C
oklch(80.9% 0.07 44.6)
-
Step 400
400
#DB8965
oklch(70.8% 0.112 44.2)
-
Step 500
500
#CF6938
oklch(63.2% 0.144 44.6)
-
Step 600
600
#BA4D0C
oklch(55.6% 0.156 44.3)
-
Step 700
700
#9F3E00
oklch(49.1% 0.142 44.2)
-
Step 800
800
#823305
oklch(42.7% 0.12 44.1)
-
Step 900
900 (this color)
#6B3013
oklch(38.4% 0.094 44.3)
-
Step 950
950
#3E1C0C
oklch(27.2% 0.059 44.5)
#6B3013 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) | #41390F | 0.086 |
| Deuteranopia (no green cones) | #4F4612 | 0.079 |
| Tritanopia (no blue cones) | #76232A | 0.050 |
| Achromatopsia (no color) | #414141 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B3013
#6B3013
oklch(38.4% 0.094 44.3)
- #004B60
#004B60
oklch(38.4% 0.072 224.5)
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 #6B3013, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.023
- Purple Brown #673A3F ΔE 0.055
- Reddy Brown #6E1005 ΔE 0.057
- Mud Brown #60460F ΔE 0.063
- Red Brown #8B2E16 ΔE 0.067
- Rust Brown #8B3103 ΔE 0.067
- Blood #770001 ΔE 0.067
- Maroon #800000 ΔE 0.069
Use #6B3013 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.