#6B3129
Closest named color: Purple Brown (#673A3F). oklch(38.9% 0.085 29.5), rgb(107, 49, 41).
Aa
White text reads best on this color (10.01:1).
About this color
#6B3129 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.085 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.033 away. White text reads best on it, at 10.01:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.09:1 |
| White text | 10.01:1 |
Values
| HEX | #6B3129 |
| RGB | rgb(107, 49, 41) |
| HSL | hsl(7, 45%, 29%) |
| OKLCH | oklch(38.9% 0.085 29.5) |
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 #6B3129 | 10.01:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #6B3129 | 2.09:1 | Fails | Lc 11.1 | Not readable |
| #6B3129 text on white | 10.01:1 | AAA | Lc 92.8 | Preferred for body text |
| #6B3129 text on black | 2.09:1 | Fails | Lc -9.6 | 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E6E3
oklch(93.7% 0.018 30.3)
-
Step 200
200
#F0D1CC
oklch(88.5% 0.036 28.7)
-
Step 300
300
#E7B2A9
oklch(80.9% 0.064 29.5)
-
Step 400
400
#D9887B
oklch(70.8% 0.102 29.7)
-
Step 500
500
#CC685A
oklch(63.1% 0.13 29.4)
-
Step 600
600
#B74D3F
oklch(55.6% 0.141 29.8)
-
Step 700
700
#9E3D31
oklch(49.2% 0.132 29.6)
-
Step 800
800
#803329
oklch(42.7% 0.109 29.7)
-
Step 900
900 (this color)
#6B3129
oklch(38.9% 0.085 29.5)
-
Step 950
950
#3D1B16
oklch(27% 0.055 29.8)
#6B3129 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) | #3F3B28 | 0.088 |
| Deuteranopia (no green cones) | #4E4728 | 0.080 |
| Tritanopia (no blue cones) | #75272F | 0.032 |
| Achromatopsia (no color) | #424242 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B3129
#6B3129
oklch(38.9% 0.085 29.5)
- #004E58
#004E58
oklch(38.8% 0.067 209.5)
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 #6B3129, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.033
- Chestnut #742802 ΔE 0.037
- Reddy Brown #6E1005 ΔE 0.060
- Brownish Purple #76424E ΔE 0.066
- Red Brown #8B2E16 ΔE 0.067
- Wine Red #7B0323 ΔE 0.069
- Blood #770001 ΔE 0.070
- Maroon #800000 ΔE 0.071
Use #6B3129 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.