#6B2633
Closest named color: Purple Brown (#673A3F). oklch(37.5% 0.099 11.8), rgb(107, 38, 51).
Aa
White text reads best on this color (10.76:1).
About this color
#6B2633 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.099 and its hue 12°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.046 away. White text reads best on it, at 10.76:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.099) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.95:1 |
| White text | 10.76:1 |
Values
| HEX | #6B2633 |
| RGB | rgb(107, 38, 51) |
| HSL | hsl(349, 48%, 28%) |
| OKLCH | oklch(37.5% 0.099 11.8) |
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 #6B2633 | 10.76:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #6B2633 | 1.95:1 | Fails | Lc 9.6 | Not readable |
| #6B2633 text on white | 10.76:1 | AAA | Lc 94.3 | Preferred for body text |
| #6B2633 text on black | 1.95:1 | Fails | Lc -8.2 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F8E4E6
oklch(93.5% 0.022 10.6)
-
Step 200
200
#F3CFD2
oklch(88.6% 0.041 12.3)
-
Step 300
300
#ECADB4
oklch(80.8% 0.074 11.5)
-
Step 400
400
#E0808D
oklch(70.7% 0.119 11.9)
-
Step 500
500
#D45C71
oklch(63% 0.152 11.7)
-
Step 600
600
#BF3E5A
oklch(55.5% 0.165 11.4)
-
Step 700
700
#A52F49
oklch(49.2% 0.154 12.1)
-
Step 800
800
#86293C
oklch(42.8% 0.127 12.2)
-
Step 900
900 (this color)
#6B2633
oklch(37.5% 0.099 11.8)
-
Step 950
950
#3F181E
oklch(27% 0.061 12.6)
#6B2633 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) | #353533 | 0.109 |
| Deuteranopia (no green cones) | #474331 | 0.101 |
| Tritanopia (no blue cones) | #751C2B | 0.025 |
| Achromatopsia (no color) | #3E3E3E | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B2633
#6B2633
oklch(37.5% 0.099 11.8)
- #004C4A
#004C4A
oklch(37.6% 0.065 191.7)
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 #6B2633, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.046
- Wine Red #7B0323 ΔE 0.049
- Bordeaux #7B002C ΔE 0.050
- Merlot #730039 ΔE 0.054
- Reddy Brown #6E1005 ΔE 0.055
- Chestnut #742802 ΔE 0.059
- Claret #680018 ΔE 0.059
- Blood #770001 ΔE 0.062
Use #6B2633 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.