#863740
Closest named color: Brownish Purple (#76424E). oklch(44.7% 0.109 15.6), rgb(134, 55, 64).
Aa
White text reads best on this color (7.97:1).
About this color
#863740 is a dark, moderately saturated red. In OKLCH its lightness is 45%, its chroma 0.109 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.039 away. White text reads best on it, at 7.97:1.
| Hue family | Reds |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.109) |
| Temperature | warm |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.63:1 |
| White text | 7.97:1 |
Values
| HEX | #863740 |
| RGB | rgb(134, 55, 64) |
| HSL | hsl(353, 42%, 37%) |
| OKLCH | oklch(44.7% 0.109 15.6) |
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 #863740 | 7.97:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #863740 | 2.63:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #863740 text on white | 7.97:1 | AAA | Lc 87.1 | Fine for body text |
| #863740 text on black | 2.63:1 | Fails | Lc -15.0 | Dividers and decoration only |
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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E6
oklch(93.6% 0.019 13.4)
-
Step 200
200
#F0D0D1
oklch(88.5% 0.036 15.7)
-
Step 300
300
#E7B1B3
oklch(81% 0.063 16.1)
-
Step 400
400
#D8868B
oklch(70.7% 0.101 16)
-
Step 500
500
#CB656F
oklch(63% 0.13 15.4)
-
Step 600
600
#B74A57
oklch(55.6% 0.141 15.7)
-
Step 700
700
#9D3A47
oklch(49% 0.132 15.6)
-
Step 800
800 (this color)
#863740
oklch(44.7% 0.109 15.6)
-
Step 900
900
#672C32
oklch(37.7% 0.085 15.8)
-
Step 950
950
#3D1A1E
oklch(27% 0.055 14.3)
#863740 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) | #494740 | 0.118 |
| Deuteranopia (no green cones) | #5D573E | 0.109 |
| Tritanopia (no blue cones) | #922B3B | 0.029 |
| Achromatopsia (no color) | #515151 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #863740
#863740
oklch(44.7% 0.109 15.6)
- #006162
#006162
oklch(44.6% 0.076 196)
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 #863740, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.039
- Red Brown #8B2E16 ΔE 0.048
- Auburn #9B2226 ΔE 0.053
- Rust Brown #8B3103 ΔE 0.059
- Brown Red #922B05 ΔE 0.059
- Dark Mauve #874C62 ΔE 0.060
- Purple Brown #673A3F ΔE 0.062
- Brick #A03623 ΔE 0.063
Use #863740 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.