#431017
Closest named color: Mahogany (#4A0100). oklch(26.3% 0.078 16.5), rgb(67, 16, 23).
Aa
White text reads best on this color (15.84:1).
About this color
#431017 is a dark, moderately saturated red. In OKLCH its lightness is 26%, its chroma 0.078 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.034 away. White text reads best on it, at 15.84:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.078) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.32:1 |
| White text | 15.84:1 |
Values
| HEX | #431017 |
| RGB | rgb(67, 16, 23) |
| HSL | hsl(352, 61%, 16%) |
| OKLCH | oklch(26.3% 0.078 16.5) |
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 #431017 | 15.84:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #431017 | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #431017 text on white | 15.84:1 | AAA | Lc 102.3 | Preferred for body text |
| #431017 text on black | 1.32:1 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FBE3E4
oklch(93.6% 0.026 14.7)
-
Step 200
200
#F9CCCD
oklch(88.4% 0.051 16.7)
-
Step 300
300
#F7A8AC
oklch(80.9% 0.094 16)
-
Step 400
400
#EE7680
oklch(70.7% 0.148 16.4)
-
Step 500
500
#E54B60
oklch(63.2% 0.189 16.6)
-
Step 600
600
#D02047
oklch(55.6% 0.206 16.4)
-
Step 700
700
#B30B38
oklch(49% 0.191 16.5)
-
Step 800
800
#92132F
oklch(42.8% 0.159 16.5)
-
Step 900
900
#751B2A
oklch(37.7% 0.123 16.3)
-
Step 950
950 (this color)
#431017
oklch(26.3% 0.078 16.5)
#431017 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) | #1D1C17 | 0.086 |
| Deuteranopia (no green cones) | #2A2616 | 0.078 |
| Tritanopia (no blue cones) | #4A0613 | 0.019 |
| Achromatopsia (no color) | #222222 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431017
#431017
oklch(26.3% 0.078 16.5)
- #002B2C
#002B2C
oklch(26.2% 0.045 197.2)
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 #431017, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.034
- Deep Brown #410200 ΔE 0.036
- Dark Maroon #3C0008 ΔE 0.040
- Chocolate Brown #411900 ΔE 0.043
- Dark Plum #3F012C ΔE 0.058
- Dark Brown #341C02 ΔE 0.059
- Aubergine #3D0734 ΔE 0.065
- Eggplant #380835 ΔE 0.071
Use #431017 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.