#6B4243
Closest named color: Purple Brown (#673A3F). oklch(42.7% 0.057 18.1), rgb(107, 66, 67).
Aa
White text reads best on this color (8.44:1).
About this color
#6B4243 is a dark, muted red. In OKLCH its lightness is 43%, its chroma 0.057 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.024 away. White text reads best on it, at 8.44:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | muted (0.057) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.48:1 |
| White text | 8.44:1 |
Values
| HEX | #6B4243 |
| RGB | rgb(107, 66, 67) |
| HSL | hsl(359, 24%, 34%) |
| OKLCH | oklch(42.7% 0.057 18.1) |
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 #6B4243 | 8.44:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #6B4243 | 2.48:1 | Fails | Lc 15.0 | Dividers and decoration only |
| #6B4243 text on white | 8.44:1 | AAA | Lc 89.0 | Fine for body text |
| #6B4243 text on black | 2.48:1 | Fails | Lc -13.2 | 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 800.
-
Step 50
50
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#F0E7E7
oklch(93.5% 0.01 17.3)
-
Step 200
200
#E5D5D4
oklch(88.6% 0.018 21.8)
-
Step 300
300
#D6B8B8
oklch(80.8% 0.035 17.9)
-
Step 400
400
#C09494
oklch(70.8% 0.053 18.5)
-
Step 500
500
#AF797A
oklch(63.1% 0.068 17.9)
-
Step 600
600
#9A6163
oklch(55.5% 0.074 17.5)
-
Step 700
700
#835052
oklch(49% 0.069 17.3)
-
Step 800
800 (this color)
#6B4243
oklch(42.7% 0.057 18.1)
-
Step 900
900
#573838
oklch(37.7% 0.045 19.4)
-
Step 950
950
#332121
oklch(27% 0.028 19.1)
#6B4243 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) | #4A4843 | 0.060 |
| Deuteranopia (no green cones) | #545042 | 0.056 |
| Tritanopia (no blue cones) | #733E43 | 0.018 |
| Achromatopsia (no color) | #4D4D4D | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B4243
#6B4243
oklch(42.7% 0.057 18.1)
- #22595A
#22595A
oklch(42.8% 0.057 196.9)
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 #6B4243, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.024
- Brownish Purple #76424E ΔE 0.028
- Mud Brown #60460F ΔE 0.074
- Dark Mauve #874C62 ΔE 0.076
- Milk Chocolate #7F4E1E ΔE 0.077
- Chestnut #742802 ΔE 0.079
- Red Brown #8B2E16 ΔE 0.079
- Saddle Brown #8B4513 ΔE 0.083
Use #6B4243 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.