#6B2B40
Closest named color: Purple Brown (#673A3F). oklch(38.6% 0.094 2), rgb(107, 43, 64).
Aa
White text reads best on this color (10.27:1).
About this color
#6B2B40 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.094 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.039 away. White text reads best on it, at 10.27:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.094) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.04:1 |
| White text | 10.27:1 |
Values
| HEX | #6B2B40 |
| RGB | rgb(107, 43, 64) |
| HSL | hsl(340, 43%, 29%) |
| OKLCH | oklch(38.6% 0.094 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 #6B2B40 | 10.27:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #6B2B40 | 2.04:1 | Fails | Lc 10.6 | Not readable |
| #6B2B40 text on white | 10.27:1 | AAA | Lc 93.3 | Preferred for body text |
| #6B2B40 text on black | 2.04:1 | Fails | Lc -9.2 | 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 900.
-
Step 50
50
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F7E5E9
oklch(93.7% 0.02 2.3)
-
Step 200
200
#F1CFD7
oklch(88.5% 0.039 2)
-
Step 300
300
#E8AEBD
oklch(80.8% 0.07 1.7)
-
Step 400
400
#DA829B
oklch(70.7% 0.112 2)
-
Step 500
500
#CE5F83
oklch(63.1% 0.145 1.7)
-
Step 600
600
#B9436C
oklch(55.6% 0.156 2.1)
-
Step 700
700
#9F335A
oklch(49% 0.146 2)
-
Step 800
800
#812C4A
oklch(42.7% 0.12 1.8)
-
Step 900
900 (this color)
#6B2B40
oklch(38.6% 0.094 2)
-
Step 950
950
#3D1824
oklch(26.8% 0.06 1.5)
#6B2B40 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) | #363941 | 0.104 |
| Deuteranopia (no green cones) | #47453F | 0.095 |
| Tritanopia (no blue cones) | #742533 | 0.027 |
| Achromatopsia (no color) | #414141 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B2B40
#6B2B40
oklch(38.6% 0.094 2)
- #005047
#005047
oklch(38.7% 0.069 182.1)
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 #6B2B40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.039
- Merlot #730039 ΔE 0.058
- Bordeaux #7B002C ΔE 0.060
- Wine Red #7B0323 ΔE 0.062
- Wine #80013F ΔE 0.062
- Brownish Purple #76424E ΔE 0.063
- Red Purple #820747 ΔE 0.065
- Velvet #750851 ΔE 0.067
Use #6B2B40 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.