#6B2839
Closest named color: Purple Brown (#673A3F). oklch(37.9% 0.097 7.2), rgb(107, 40, 57).
Aa
White text reads best on this color (10.56:1).
About this color
#6B2839 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.097 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.043 away. White text reads best on it, at 10.56:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.98:1 |
| White text | 10.56:1 |
Values
| HEX | #6B2839 |
| RGB | rgb(107, 40, 57) |
| HSL | hsl(345, 46%, 29%) |
| OKLCH | oklch(37.9% 0.097 7.2) |
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 #6B2839 | 10.56:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #6B2839 | 1.98:1 | Fails | Lc 10.0 | Not readable |
| #6B2839 text on white | 10.56:1 | AAA | Lc 93.9 | Preferred for body text |
| #6B2839 text on black | 1.98:1 | Fails | Lc -8.6 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F7E4E7
oklch(93.5% 0.021 6.6)
-
Step 200
200
#F2CFD4
oklch(88.5% 0.04 8.2)
-
Step 300
300
#EBAEB8
oklch(81% 0.072 7.9)
-
Step 400
400
#DE8194
oklch(70.8% 0.116 7.3)
-
Step 500
500
#D15D7A
oklch(63% 0.149 6.7)
-
Step 600
600
#BD4063
oklch(55.7% 0.162 7)
-
Step 700
700
#A23152
oklch(49.1% 0.15 6.9)
-
Step 800
800
#842A43
oklch(42.7% 0.124 7.2)
-
Step 900
900 (this color)
#6B2839
oklch(37.9% 0.097 7.2)
-
Step 950
950
#3F1821
oklch(27.1% 0.062 7.7)
#6B2839 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) | #363739 | 0.107 |
| Deuteranopia (no green cones) | #474437 | 0.099 |
| Tritanopia (no blue cones) | #74202E | 0.025 |
| Achromatopsia (no color) | #3F3F3F | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B2839
#6B2839
oklch(37.9% 0.097 7.2)
- #004D48
#004D48
oklch(37.8% 0.066 187.3)
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 #6B2839, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.043
- Bordeaux #7B002C ΔE 0.053
- Wine Red #7B0323 ΔE 0.054
- Merlot #730039 ΔE 0.054
- Wine #80013F ΔE 0.061
- Reddy Brown #6E1005 ΔE 0.064
- Chestnut #742802 ΔE 0.066
- Red Purple #820747 ΔE 0.066
Use #6B2839 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.