#420B08
Closest named color: Deep Brown (#410200). oklch(25.2% 0.084 28.1), rgb(66, 11, 8).
Aa
White text reads best on this color (16.36:1).
About this color
#420B08 is a dark, moderately saturated red. In OKLCH its lightness is 25%, its chroma 0.084 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.017 away. White text reads best on it, at 16.36:1.
| Hue family | Reds |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.084) |
| Temperature | warm |
| Nearest name | Deep Brown (#410200) |
| Black text | 1.28:1 |
| White text | 16.36:1 |
Values
| HEX | #420B08 |
| RGB | rgb(66, 11, 8) |
| HSL | hsl(3, 78%, 15%) |
| OKLCH | oklch(25.2% 0.084 28.1) |
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 #420B08 | 16.36:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #420B08 | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #420B08 text on white | 16.36:1 | AAA | Lc 102.6 | Preferred for body text |
| #420B08 text on black | 1.28:1 | 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
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FDE3DF
oklch(93.6% 0.029 28.1)
-
Step 200
200
#FCCCC5
oklch(88.5% 0.056 27.9)
-
Step 300
300
#FBA89C
oklch(81% 0.1 28.5)
-
Step 400
400
#F47466
oklch(70.7% 0.16 28.1)
-
Step 500
500
#EB453B
oklch(63% 0.204 28)
-
Step 600
600
#D70F14
oklch(55.6% 0.222 28.1)
-
Step 700
700
#B8000A
oklch(49.2% 0.201 28.1)
-
Step 800
800
#97060A
oklch(42.8% 0.171 28.1)
-
Step 900
900
#791713
oklch(37.7% 0.133 28)
-
Step 950
950 (this color)
#420B08
oklch(25.2% 0.084 28.1)
#420B08 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) | #1C1807 | 0.089 |
| Deuteranopia (no green cones) | #292406 | 0.083 |
| Tritanopia (no blue cones) | #4A000B | 0.024 |
| Achromatopsia (no color) | #202020 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #420B08
#420B08
oklch(25.2% 0.084 28.1)
- #00282D
#00282D
oklch(25.3% 0.043 207.4)
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 #420B08, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Brown #410200 ΔE 0.017
- Mahogany #4A0100 ΔE 0.021
- Dark Maroon #3C0008 ΔE 0.030
- Chocolate Brown #411900 ΔE 0.036
- Dark Brown #341C02 ΔE 0.052
- Dark Plum #3F012C ΔE 0.072
- Aubergine #3D0734 ΔE 0.082
- Burgundy #610023 ΔE 0.082
Use #420B08 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.