#6D2337
Closest named color: Bordeaux (#7B002C). oklch(37.5% 0.106 7.3), rgb(109, 35, 55).
Aa
White text reads best on this color (10.79:1).
About this color
#6D2337 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.106 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Bordeaux (#7B002C), ΔE 0.044 away. White text reads best on it, at 10.79:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Bordeaux (#7B002C) |
| Black text | 1.94:1 |
| White text | 10.79:1 |
Values
| HEX | #6D2337 |
| RGB | rgb(109, 35, 55) |
| HSL | hsl(344, 51%, 28%) |
| OKLCH | oklch(37.5% 0.106 7.3) |
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 #6D2337 | 10.79:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #6D2337 | 1.94:1 | Fails | Lc 9.6 | Not readable |
| #6D2337 text on white | 10.79:1 | AAA | Lc 94.3 | Preferred for body text |
| #6D2337 text on black | 1.94:1 | Fails | Lc -8.3 | 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
#F9E4E7
oklch(93.7% 0.023 7.7)
-
Step 200
200
#F4CED4
oklch(88.5% 0.043 7.3)
-
Step 300
300
#EEACB7
oklch(80.9% 0.079 7.9)
-
Step 400
400
#E37D92
oklch(70.8% 0.127 7.7)
-
Step 500
500
#D75778
oklch(63% 0.163 7.1)
-
Step 600
600
#C23761
oklch(55.5% 0.177 7)
-
Step 700
700
#A72850
oklch(49% 0.164 7.2)
-
Step 800
800
#882442
oklch(42.7% 0.136 7.1)
-
Step 900
900 (this color)
#6D2337
oklch(37.5% 0.106 7.3)
-
Step 950
950
#411621
oklch(27.1% 0.068 6.9)
#6D2337 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) | #333437 | 0.118 |
| Deuteranopia (no green cones) | #464335 | 0.109 |
| Tritanopia (no blue cones) | #77182B | 0.028 |
| Achromatopsia (no color) | #3D3D3D | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D2337
#6D2337
oklch(37.5% 0.106 7.3)
- #004C47
#004C47
oklch(37.5% 0.065 187.3)
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 #6D2337, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bordeaux #7B002C ΔE 0.044
- Merlot #730039 ΔE 0.045
- Wine Red #7B0323 ΔE 0.045
- Purple Brown #673A3F ΔE 0.052
- Wine #80013F ΔE 0.053
- Claret #680018 ΔE 0.059
- Reddy Brown #6E1005 ΔE 0.059
- Red Purple #820747 ΔE 0.060
Use #6D2337 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.