#6E3740
Closest named color: Purple Brown (#673A3F). oklch(41% 0.078 10.8), rgb(110, 55, 64).
Aa
White text reads best on this color (9.19:1).
About this color
#6E3740 is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.078 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.015 away. White text reads best on it, at 9.19:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.078) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.28:1 |
| White text | 9.19:1 |
Values
| HEX | #6E3740 |
| RGB | rgb(110, 55, 64) |
| HSL | hsl(350, 33%, 32%) |
| OKLCH | oklch(41% 0.078 10.8) |
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 #6E3740 | 9.19:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #6E3740 | 2.28:1 | Fails | Lc 13.1 | Not readable |
| #6E3740 text on white | 9.19:1 | AAA | Lc 90.9 | Preferred for body text |
| #6E3740 text on black | 2.28:1 | Fails | Lc -11.4 | 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F2E6E8
oklch(93.5% 0.013 5.8)
-
Step 200
200
#E9D3D5
oklch(88.5% 0.025 11.3)
-
Step 300
300
#DCB5B9
oklch(80.9% 0.045 11.2)
-
Step 400
400
#CA8E95
oklch(70.8% 0.074 11.4)
-
Step 500
500
#BA717C
oklch(63.1% 0.093 10.3)
-
Step 600
600
#A55865
oklch(55.5% 0.102 10.2)
-
Step 700
700
#8E4854
oklch(49.1% 0.095 10.4)
-
Step 800
800 (this color)
#6E3740
oklch(41% 0.078 10.8)
-
Step 900
900
#5D333A
oklch(37.6% 0.061 9.7)
-
Step 950
950
#371E22
oklch(27% 0.039 9.7)
#6E3740 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) | #414140 | 0.086 |
| Deuteranopia (no green cones) | #4F4C3F | 0.080 |
| Tritanopia (no blue cones) | #77313A | 0.021 |
| Achromatopsia (no color) | #484848 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E3740
#6E3740
oklch(41% 0.078 10.8)
- #005653
#005653
oklch(40.9% 0.07 190.7)
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 #6E3740, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.015
- Brownish Purple #76424E ΔE 0.036
- Chestnut #742802 ΔE 0.067
- Red Brown #8B2E16 ΔE 0.073
- Wine Red #7B0323 ΔE 0.079
- Bordeaux #7B002C ΔE 0.080
- Rust Brown #8B3103 ΔE 0.081
- Wine #80013F ΔE 0.083
Use #6E3740 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.