#431B13
Closest named color: Chocolate Brown (#411900). oklch(28% 0.064 32.8), rgb(67, 27, 19).
Aa
White text reads best on this color (14.94:1).
About this color
#431B13 is a dark, muted red. In OKLCH its lightness is 28%, its chroma 0.064 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.023 away. White text reads best on it, at 14.94:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.40:1 |
| White text | 14.94:1 |
Values
| HEX | #431B13 |
| RGB | rgb(67, 27, 19) |
| HSL | hsl(10, 56%, 17%) |
| OKLCH | oklch(28% 0.064 32.8) |
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 #431B13 | 14.94:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #431B13 | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #431B13 text on white | 14.94:1 | AAA | Lc 101.5 | Preferred for body text |
| #431B13 text on black | 1.40:1 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E1
oklch(93.6% 0.022 31.8)
-
Step 200
200
#F4D0C8
oklch(88.6% 0.042 32.6)
-
Step 300
300
#EDAFA1
oklch(80.8% 0.076 33.1)
-
Step 400
400
#E2836F
oklch(70.8% 0.121 32.8)
-
Step 500
500
#D75F48
oklch(63.1% 0.156 32.6)
-
Step 600
600
#C24129
oklch(55.5% 0.169 32.7)
-
Step 700
700
#A7321C
oklch(49.1% 0.157 32.8)
-
Step 800
800
#882B19
oklch(42.8% 0.13 33)
-
Step 900
900
#6D281B
oklch(37.6% 0.101 32.6)
-
Step 950
950 (this color)
#431B13
oklch(28% 0.064 32.8)
#431B13 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) | #252212 | 0.066 |
| Deuteranopia (no green cones) | #2F2A12 | 0.060 |
| Tritanopia (no blue cones) | #4A1419 | 0.025 |
| Achromatopsia (no color) | #272727 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431B13
#431B13
oklch(28% 0.064 32.8)
- #002F37
#002F37
oklch(28% 0.049 212.4)
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 #431B13, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.023
- Dark Brown #341C02 ΔE 0.043
- Mahogany #4A0100 ΔE 0.046
- Deep Brown #410200 ΔE 0.051
- Dark Maroon #3C0008 ΔE 0.063
- Jet #212529 ΔE 0.074
- Burgundy #610023 ΔE 0.080
- Dark Plum #3F012C ΔE 0.084
Use #431B13 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.