#6D312D
Closest named color: Purple Brown (#673A3F). oklch(39.3% 0.086 25.7), rgb(109, 49, 45).
Aa
White text reads best on this color (9.87:1).
About this color
#6D312D is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.086 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.030 away. White text reads best on it, at 9.87:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.086) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.12:1 |
| White text | 9.87:1 |
Values
| HEX | #6D312D |
| RGB | rgb(109, 49, 45) |
| HSL | hsl(4, 42%, 30%) |
| OKLCH | oklch(39.3% 0.086 25.7) |
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 #6D312D | 9.87:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #6D312D | 2.12:1 | Fails | Lc 11.5 | Not readable |
| #6D312D text on white | 9.87:1 | AAA | Lc 92.5 | Preferred for body text |
| #6D312D text on black | 2.12:1 | Fails | Lc -10.0 | 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E5E3
oklch(93.5% 0.019 25.6)
-
Step 200
200
#F0D1CD
oklch(88.6% 0.035 26.6)
-
Step 300
300
#E8B1AB
oklch(80.9% 0.065 25.7)
-
Step 400
400
#DA877F
oklch(70.8% 0.103 25.9)
-
Step 500
500
#CD665F
oklch(63.1% 0.132 25.5)
-
Step 600
600
#B94B45
oklch(55.7% 0.144 25.9)
-
Step 700
700
#9F3B37
oklch(49.2% 0.134 25.6)
-
Step 800
800
#81322E
oklch(42.8% 0.11 25.7)
-
Step 900
900 (this color)
#6D312D
oklch(39.3% 0.086 25.7)
-
Step 950
950
#3D1B18
oklch(27% 0.054 26.5)
#6D312D 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) | #3F3B2C | 0.091 |
| Deuteranopia (no green cones) | #4E482C | 0.084 |
| Tritanopia (no blue cones) | #772730 | 0.029 |
| Achromatopsia (no color) | #434343 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D312D
#6D312D
oklch(39.3% 0.086 25.7)
- #005057
#005057
oklch(39.4% 0.067 205)
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 #6D312D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.030
- Chestnut #742802 ΔE 0.041
- Brownish Purple #76424E ΔE 0.060
- Reddy Brown #6E1005 ΔE 0.063
- Red Brown #8B2E16 ΔE 0.065
- Wine Red #7B0323 ΔE 0.066
- Blood #770001 ΔE 0.070
- Maroon #800000 ΔE 0.071
Use #6D312D 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.