#421316
Closest named color: Mahogany (#4A0100). oklch(26.5% 0.073 19.9), rgb(66, 19, 22).
Aa
White text reads best on this color (15.71:1).
About this color
#421316 is a dark, moderately saturated red. In OKLCH its lightness is 27%, its chroma 0.073 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.036 away. White text reads best on it, at 15.71:1.
| Hue family | Reds |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.33:1 |
| White text | 15.71:1 |
Values
| HEX | #421316 |
| RGB | rgb(66, 19, 22) |
| HSL | hsl(356, 55%, 17%) |
| OKLCH | oklch(26.5% 0.073 19.9) |
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 #421316 | 15.71:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #421316 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #421316 text on white | 15.71:1 | AAA | Lc 102.2 | Preferred for body text |
| #421316 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E3
oklch(93.6% 0.024 20.7)
-
Step 200
200
#F8CDCC
oklch(88.5% 0.049 19.7)
-
Step 300
300
#F3ABAA
oklch(80.9% 0.085 20)
-
Step 400
400
#EA7A7D
oklch(70.7% 0.138 19.5)
-
Step 500
500
#E0525C
oklch(63.1% 0.177 19.7)
-
Step 600
600
#CB2E42
oklch(55.6% 0.192 19.7)
-
Step 700
700
#AF1E34
oklch(49.1% 0.178 19.7)
-
Step 800
800
#8E1D2B
oklch(42.7% 0.147 20)
-
Step 900
900
#722027
oklch(37.6% 0.115 19.9)
-
Step 950
950 (this color)
#421316
oklch(26.5% 0.073 19.9)
#421316 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) | #1F1D16 | 0.078 |
| Deuteranopia (no green cones) | #2B2715 | 0.073 |
| Tritanopia (no blue cones) | #490A14 | 0.020 |
| Achromatopsia (no color) | #232323 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421316
#421316
oklch(26.5% 0.073 19.9)
- #002C2E
#002C2E
oklch(26.6% 0.045 199.5)
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 #421316, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.036
- Chocolate Brown #411900 ΔE 0.037
- Deep Brown #410200 ΔE 0.038
- Dark Maroon #3C0008 ΔE 0.044
- Dark Brown #341C02 ΔE 0.053
- Dark Plum #3F012C ΔE 0.063
- Aubergine #3D0734 ΔE 0.069
- Burgundy #610023 ΔE 0.075
Use #421316 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.