#420E17
Closest named color: Mahogany (#4A0100). oklch(25.9% 0.08 14.8), rgb(66, 14, 23).
Aa
White text reads best on this color (16.06:1).
About this color
#420E17 is a dark, moderately saturated red. In OKLCH its lightness is 26%, its chroma 0.080 and its hue 15°. 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 16.06:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.30:1 |
| White text | 16.06:1 |
Values
| HEX | #420E17 |
| RGB | rgb(66, 14, 23) |
| HSL | hsl(350, 65%, 16%) |
| OKLCH | oklch(25.9% 0.08 14.8) |
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 #420E17 | 16.06:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #420E17 | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #420E17 text on white | 16.06:1 | AAA | Lc 102.4 | Preferred for body text |
| #420E17 text on black | 1.30:1 | 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
#FEF2F3
oklch(97.1% 0.013 11.5)
-
Step 100
100
#FCE3E4
oklch(93.6% 0.028 14.9)
-
Step 200
200
#FACCCE
oklch(88.6% 0.052 15.2)
-
Step 300
300
#F7A8AD
oklch(80.9% 0.094 15.2)
-
Step 400
400
#EF7582
oklch(70.7% 0.15 15.1)
-
Step 500
500
#E64863
oklch(63.1% 0.194 14.9)
-
Step 600
600
#D11B4A
oklch(55.6% 0.21 15)
-
Step 700
700
#B4033C
oklch(49.1% 0.195 14.6)
-
Step 800
800
#920F32
oklch(42.6% 0.161 14.5)
-
Step 900
900
#76192C
oklch(37.8% 0.127 14.5)
-
Step 950
950 (this color)
#420E17
oklch(25.9% 0.08 14.8)
#420E17 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) | #1B1A17 | 0.088 |
| Deuteranopia (no green cones) | #292516 | 0.080 |
| Tritanopia (no blue cones) | #490412 | 0.020 |
| Achromatopsia (no color) | #212121 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #420E17
#420E17
oklch(25.9% 0.08 14.8)
- #002A2A
#002A2A
oklch(25.8% 0.044 194.8)
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 #420E17, 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 0.034
- Dark Maroon #3C0008 ΔE 0.036
- Chocolate Brown #411900 ΔE 0.047
- Dark Plum #3F012C ΔE 0.054
- Dark Brown #341C02 ΔE 0.061
- Aubergine #3D0734 ΔE 0.062
- Eggplant #380835 ΔE 0.068
Use #420E17 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.