#6A3528
Closest named color: Purple Brown (#673A3F). oklch(39.5% 0.079 34.8), rgb(106, 53, 40).
Aa
White text reads best on this color (9.75:1).
About this color
#6A3528 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.079 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.032 away. White text reads best on it, at 9.75:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.15:1 |
| White text | 9.75:1 |
Values
| HEX | #6A3528 |
| RGB | rgb(106, 53, 40) |
| HSL | hsl(12, 45%, 29%) |
| OKLCH | oklch(39.5% 0.079 34.8) |
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 #6A3528 | 9.75:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #6A3528 | 2.15:1 | Fails | Lc 11.7 | Not readable |
| #6A3528 text on white | 9.75:1 | AAA | Lc 92.3 | Preferred for body text |
| #6A3528 text on black | 2.15:1 | 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
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F5E6E2
oklch(93.6% 0.017 35.3)
-
Step 200
200
#EED2CB
oklch(88.5% 0.033 34.3)
-
Step 300
300
#E4B4A7
oklch(81% 0.059 35.6)
-
Step 400
400
#D58B78
oklch(70.8% 0.095 35.1)
-
Step 500
500
#C76C56
oklch(63% 0.121 34.6)
-
Step 600
600
#B3523B
oklch(55.6% 0.132 34.6)
-
Step 700
700
#99422D
oklch(49% 0.122 34.8)
-
Step 800
800
#7D3726
oklch(42.8% 0.102 34.9)
-
Step 900
900 (this color)
#6A3528
oklch(39.5% 0.079 34.8)
-
Step 950
950
#3B1D15
oklch(27% 0.049 35.8)
#6A3528 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) | #423D27 | 0.079 |
| Deuteranopia (no green cones) | #4F4827 | 0.072 |
| Tritanopia (no blue cones) | #742C32 | 0.035 |
| Achromatopsia (no color) | #444444 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A3528
#6A3528
oklch(39.5% 0.079 34.8)
- #004F5D
#004F5D
oklch(39.3% 0.069 214.8)
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 #6A3528, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.032
- Chestnut #742802 ΔE 0.039
- Brownish Purple #76424E ΔE 0.064
- Mud Brown #60460F ΔE 0.064
- Red Brown #8B2E16 ΔE 0.067
- Reddy Brown #6E1005 ΔE 0.068
- Rust Brown #8B3103 ΔE 0.070
- Blood #770001 ΔE 0.078
Use #6A3528 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.