#6E3733
Closest named color: Purple Brown (#673A3F). oklch(40.7% 0.079 25.4), rgb(110, 55, 51).
Aa
White text reads best on this color (9.30:1).
About this color
#6E3733 is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.079 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.021 away. White text reads best on it, at 9.30:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #6E3733 |
| RGB | rgb(110, 55, 51) |
| HSL | hsl(4, 37%, 32%) |
| OKLCH | oklch(40.7% 0.079 25.4) |
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 #6E3733 | 9.30:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #6E3733 | 2.25:1 | Fails | Lc 12.8 | Not readable |
| #6E3733 text on white | 9.30:1 | AAA | Lc 91.2 | Preferred for body text |
| #6E3733 text on black | 2.25:1 | Fails | Lc -11.2 | 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
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F3E7E5
oklch(93.7% 0.013 28.9)
-
Step 200
200
#EAD3D1
oklch(88.5% 0.026 23.6)
-
Step 300
300
#DDB6B2
oklch(80.9% 0.046 25)
-
Step 400
400
#CB8F89
oklch(70.7% 0.074 25.5)
-
Step 500
500
#BC726C
oklch(63.1% 0.095 25.1)
-
Step 600
600
#A75A54
oklch(55.7% 0.102 25.5)
-
Step 700
700
#8F4944
oklch(49.1% 0.096 25.4)
-
Step 800
800 (this color)
#6E3733
oklch(40.7% 0.079 25.4)
-
Step 900
900
#5E3431
oklch(37.7% 0.061 24.7)
-
Step 950
950
#371F1D
oklch(27% 0.038 25)
#6E3733 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) | #444032 | 0.082 |
| Deuteranopia (no green cones) | #514B32 | 0.076 |
| Tritanopia (no blue cones) | #782F36 | 0.027 |
| Achromatopsia (no color) | #474747 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E3733
#6E3733
oklch(40.7% 0.079 25.4)
- #00545C
#00545C
oklch(40.7% 0.07 205.9)
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 #6E3733, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.021
- Brownish Purple #76424E ΔE 0.047
- Chestnut #742802 ΔE 0.050
- Red Brown #8B2E16 ΔE 0.063
- Rust Brown #8B3103 ΔE 0.069
- Mud Brown #60460F ΔE 0.073
- Reddy Brown #6E1005 ΔE 0.078
- Wine Red #7B0323 ΔE 0.078
Use #6E3733 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.