#431303
Closest named color: Chocolate Brown (#411900). oklch(26.4% 0.079 38.8), rgb(67, 19, 3).
Aa
White text reads best on this color (15.75:1).
About this color
#431303 is a dark, moderately saturated red. In OKLCH its lightness is 26%, its chroma 0.079 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.016 away. White text reads best on it, at 15.75:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.33:1 |
| White text | 15.75:1 |
Values
| HEX | #431303 |
| RGB | rgb(67, 19, 3) |
| HSL | hsl(15, 91%, 14%) |
| OKLCH | oklch(26.4% 0.079 38.8) |
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 #431303 | 15.75:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #431303 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #431303 text on white | 15.75:1 | AAA | Lc 102.2 | Preferred for body text |
| #431303 text on black | 1.33:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#FEF3EF
oklch(97.2% 0.013 41.2)
-
Step 100
100
#FBE4DD
oklch(93.6% 0.027 37.6)
-
Step 200
200
#F9CEC0
oklch(88.5% 0.053 38.8)
-
Step 300
300
#F6AC94
oklch(80.9% 0.094 38.7)
-
Step 400
400
#ED7C56
oklch(70.7% 0.149 39.1)
-
Step 500
500
#E4531A
oklch(63.1% 0.191 38.8)
-
Step 600
600
#C54000
oklch(55.7% 0.179 38.9)
-
Step 700
700
#A63400
oklch(49% 0.158 38.7)
-
Step 800
800
#892A00
oklch(42.6% 0.137 39)
-
Step 900
900
#742200
oklch(37.8% 0.121 38.9)
-
Step 950
950 (this color)
#431303
oklch(26.4% 0.079 38.8)
#431303 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) | #211C01 | 0.079 |
| Deuteranopia (no green cones) | #2D2702 | 0.071 |
| Tritanopia (no blue cones) | #4B0610 | 0.035 |
| Achromatopsia (no color) | #232323 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431303
#431303
oklch(26.4% 0.079 38.8)
- #002A34
#002A34
oklch(26.3% 0.047 218.2)
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 #431303, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.016
- Mahogany #4A0100 ΔE 0.030
- Deep Brown #410200 ΔE 0.033
- Dark Brown #341C02 ΔE 0.039
- Dark Maroon #3C0008 ΔE 0.048
- Burgundy #610023 ΔE 0.086
- Jet #212529 ΔE 0.087
- Dark Plum #3F012C ΔE 0.087
Use #431303 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.