#420108
Closest named color: Deep Brown (#410200). oklch(24.1% 0.095 22.4), rgb(66, 1, 8).
Aa
White text reads best on this color (16.94:1).
About this color
#420108 is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.095 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.013 away. White text reads best on it, at 16.94:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.095) |
| Temperature | warm |
| Nearest name | Deep Brown (#410200) |
| Black text | 1.23:1 |
| White text | 16.94:1 |
Values
| HEX | #420108 |
| RGB | rgb(66, 1, 8) |
| HSL | hsl(354, 97%, 13%) |
| OKLCH | oklch(24.1% 0.095 22.4) |
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 #420108 | 16.94:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #420108 | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #420108 text on white | 16.94:1 | AAA | Lc 102.7 | Preferred for body text |
| #420108 text on black | 1.23:1 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FFE2E0
oklch(93.6% 0.032 22.5)
-
Step 200
200
#FFCAC7
oklch(88.5% 0.061 22.1)
-
Step 300
300
#FFA4A1
oklch(80.8% 0.109 21.8)
-
Step 400
400
#FD6A6B
oklch(70.7% 0.18 22.5)
-
Step 500
500
#F62E43
oklch(63.2% 0.231 22.4)
-
Step 600
600
#D8002F
oklch(55.7% 0.225 22.3)
-
Step 700
700
#B60026
oklch(49% 0.198 22.3)
-
Step 800
800
#97001E
oklch(42.7% 0.172 22.2)
-
Step 900
900
#7F0218
oklch(37.8% 0.151 22.4)
-
Step 950
950 (this color)
#420108
oklch(24.1% 0.095 22.4)
#420108 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) | #161308 | 0.106 |
| Deuteranopia (no green cones) | #262106 | 0.095 |
| Tritanopia (no blue cones) | #4A0004 | 0.020 |
| Achromatopsia (no color) | #1D1D1D | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #420108
#420108
oklch(24.1% 0.095 22.4)
- #002528
#002528
oklch(24.1% 0.041 202.8)
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 #420108, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Brown #410200 ΔE 0.013
- Dark Maroon #3C0008 ΔE 0.016
- Mahogany #4A0100 ΔE 0.023
- Chocolate Brown #411900 ΔE 0.054
- Dark Plum #3F012C ΔE 0.065
- Dark Brown #341C02 ΔE 0.067
- Aubergine #3D0734 ΔE 0.078
- Eggplant #380835 ΔE 0.083
Use #420108 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.