#6C313C
Closest named color: Purple Brown (#673A3F). oklch(39.6% 0.085 10), rgb(108, 49, 60).
Aa
White text reads best on this color (9.80:1).
About this color
#6C313C is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.085 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.023 away. White text reads best on it, at 9.80:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.14:1 |
| White text | 9.80:1 |
Values
| HEX | #6C313C |
| RGB | rgb(108, 49, 60) |
| HSL | hsl(349, 38%, 31%) |
| OKLCH | oklch(39.6% 0.085 10) |
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 #6C313C | 9.80:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #6C313C | 2.14:1 | Fails | Lc 11.6 | Not readable |
| #6C313C text on white | 9.80:1 | AAA | Lc 92.3 | Preferred for body text |
| #6C313C text on black | 2.14:1 | Fails | Lc -10.1 | 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
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F6E5E7
oklch(93.6% 0.019 9.3)
-
Step 200
200
#EFD0D4
oklch(88.5% 0.035 9)
-
Step 300
300
#E6B0B7
oklch(80.8% 0.064 9.9)
-
Step 400
400
#D78592
oklch(70.6% 0.102 9.7)
-
Step 500
500
#CA6577
oklch(63.1% 0.129 10.3)
-
Step 600
600
#B64A60
oklch(55.7% 0.141 10.4)
-
Step 700
700
#9C3A4F
oklch(49.1% 0.131 10.3)
-
Step 800
800
#7F3141
oklch(42.8% 0.109 10.3)
-
Step 900
900 (this color)
#6C313C
oklch(39.6% 0.085 10)
-
Step 950
950
#3C1A20
oklch(26.9% 0.054 10.2)
#6C313C 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) | #3C3C3C | 0.093 |
| Deuteranopia (no green cones) | #4B483B | 0.086 |
| Tritanopia (no blue cones) | #752A35 | 0.022 |
| Achromatopsia (no color) | #444444 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C313C
#6C313C
oklch(39.6% 0.085 10)
- #00524F
#00524F
oklch(39.6% 0.068 190.5)
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 #6C313C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.023
- Brownish Purple #76424E ΔE 0.051
- Chestnut #742802 ΔE 0.063
- Wine Red #7B0323 ΔE 0.068
- Bordeaux #7B002C ΔE 0.068
- Merlot #730039 ΔE 0.073
- Wine #80013F ΔE 0.074
- Reddy Brown #6E1005 ΔE 0.075
Use #6C313C 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.