#6F3518
Closest named color: Chestnut (#742802). oklch(40% 0.092 45.2), rgb(111, 53, 24).
Aa
White text reads best on this color (9.55:1).
About this color
#6F3518 is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.092 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.028 away. White text reads best on it, at 9.55:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.092) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.19:1 |
| White text | 9.55:1 |
Values
| HEX | #6F3518 |
| RGB | rgb(111, 53, 24) |
| HSL | hsl(20, 64%, 26%) |
| OKLCH | oklch(40% 0.092 45.2) |
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 #6F3518 | 9.55:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #6F3518 | 2.19:1 | Fails | Lc 12.3 | Not readable |
| #6F3518 text on white | 9.55:1 | AAA | Lc 91.7 | Preferred for body text |
| #6F3518 text on black | 2.19:1 | Fails | Lc -10.7 | 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
#E7B39C
oklch(80.8% 0.069 45)
-
Step 400
400
#DA8A65
oklch(70.8% 0.111 45.3)
-
Step 500
500
#CD6A39
oklch(63.1% 0.14 45.2)
-
Step 600
600
#B94E0D
oklch(55.6% 0.154 44.9)
-
Step 700
700
#9E3F00
oklch(49.1% 0.14 44.9)
-
Step 800
800
#813405
oklch(42.6% 0.118 45)
-
Step 900
900 (this color)
#6F3518
oklch(40% 0.092 45.2)
-
Step 950
950
#3D1C0C
oklch(27% 0.058 45.1)
#6F3518 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) | #453D15 | 0.084 |
| Deuteranopia (no green cones) | #534A17 | 0.076 |
| Tritanopia (no blue cones) | #7A292F | 0.050 |
| Achromatopsia (no color) | #454545 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F3518
#6F3518
oklch(40% 0.092 45.2)
- #005066
#005066
oklch(40.1% 0.075 224.3)
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 #6F3518, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.028
- Purple Brown #673A3F ΔE 0.051
- Mud Brown #60460F ΔE 0.056
- Rust Brown #8B3103 ΔE 0.056
- Red Brown #8B2E16 ΔE 0.057
- Reddy Brown #6E1005 ΔE 0.069
- Brown Red #922B05 ΔE 0.070
- Brownish Purple #76424E ΔE 0.074
Use #6F3518 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.