#783431
Closest named color: Purple Brown (#673A3F). oklch(41.7% 0.096 24.7), rgb(120, 52, 49).
Aa
White text reads best on this color (8.99:1).
About this color
#783431 is a dark, moderately saturated red. In OKLCH its lightness is 42%, its chroma 0.096 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.038 away. White text reads best on it, at 8.99:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.096) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.33:1 |
| White text | 8.99:1 |
Values
| HEX | #783431 |
| RGB | rgb(120, 52, 49) |
| HSL | hsl(3, 42%, 33%) |
| OKLCH | oklch(41.7% 0.096 24.7) |
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 #783431 | 8.99:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #783431 | 2.33:1 | Fails | Lc 13.8 | Not readable |
| #783431 text on white | 8.99:1 | AAA | Lc 90.2 | Preferred for body text |
| #783431 text on black | 2.33:1 | Fails | Lc -12.1 | 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 800.
-
Step 50
50
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F5E6E4
oklch(93.6% 0.017 26.7)
-
Step 200
200
#EDD2CF
oklch(88.5% 0.031 25.3)
-
Step 300
300
#E3B3AF
oklch(80.9% 0.056 23.9)
-
Step 400
400
#D38A85
oklch(70.6% 0.09 23.9)
-
Step 500
500
#C56C66
oklch(63.1% 0.114 24.9)
-
Step 600
600
#B1524D
oklch(55.7% 0.125 25)
-
Step 700
700
#98423E
oklch(49.2% 0.117 25)
-
Step 800
800 (this color)
#783431
oklch(41.7% 0.096 24.7)
-
Step 900
900
#64302D
oklch(37.8% 0.076 24.7)
-
Step 950
950
#3B1D1B
oklch(27.2% 0.047 24.7)
#783431 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) | #444030 | 0.102 |
| Deuteranopia (no green cones) | #554E30 | 0.093 |
| Tritanopia (no blue cones) | #832934 | 0.031 |
| Achromatopsia (no color) | #494949 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #783431
#783431
oklch(41.7% 0.096 24.7)
- #00575E
#00575E
oklch(41.7% 0.071 204.3)
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 #783431, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.038
- Red Brown #8B2E16 ΔE 0.045
- Brownish Purple #76424E ΔE 0.046
- Chestnut #742802 ΔE 0.048
- Rust Brown #8B3103 ΔE 0.053
- Brown Red #922B05 ΔE 0.061
- Brick Red #8F1402 ΔE 0.064
- Wine Red #7B0323 ΔE 0.070
Use #783431 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.