#420605
Closest named color: Deep Brown (#410200). oklch(24.6% 0.09 27.9), rgb(66, 6, 5).
Aa
White text reads best on this color (16.66:1).
About this color
#420605 is a very dark, moderately saturated red. In OKLCH its lightness is 25%, its chroma 0.090 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.010 away. White text reads best on it, at 16.66:1.
| Hue family | Reds |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Deep Brown (#410200) |
| Black text | 1.25:1 |
| White text | 16.66:1 |
Values
| HEX | #420605 |
| RGB | rgb(66, 6, 5) |
| HSL | hsl(1, 86%, 14%) |
| OKLCH | oklch(24.6% 0.09 27.9) |
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 #420605 | 16.66:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #420605 | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #420605 text on white | 16.66:1 | AAA | Lc 102.7 | Preferred for body text |
| #420605 text on black | 1.25:1 | 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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FEE3DF
oklch(93.7% 0.03 27.8)
-
Step 200
200
#FECBC4
oklch(88.5% 0.059 27.4)
-
Step 300
300
#FEA69A
oklch(80.9% 0.106 28.1)
-
Step 400
400
#F97062
oklch(70.8% 0.171 28.1)
-
Step 500
500
#F13C34
oklch(63.1% 0.218 27.9)
-
Step 600
600
#D90010
oklch(55.6% 0.227 27.9)
-
Step 700
700
#B8000C
oklch(49.2% 0.201 27.9)
-
Step 800
800
#980008
oklch(42.7% 0.175 27.8)
-
Step 900
900
#7C0F0E
oklch(37.7% 0.142 27.9)
-
Step 950
950 (this color)
#420605
oklch(24.6% 0.09 27.9)
#420605 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) | #191604 | 0.098 |
| Deuteranopia (no green cones) | #282303 | 0.089 |
| Tritanopia (no blue cones) | #4A0007 | 0.020 |
| Achromatopsia (no color) | #1E1E1E | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #420605
#420605
oklch(24.6% 0.09 27.9)
- #00262B
#00262B
oklch(24.6% 0.042 207.9)
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 #420605, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Brown #410200 ΔE 0.010
- Mahogany #4A0100 ΔE 0.019
- Dark Maroon #3C0008 ΔE 0.024
- Chocolate Brown #411900 ΔE 0.042
- Dark Brown #341C02 ΔE 0.057
- Dark Plum #3F012C ΔE 0.072
- Aubergine #3D0734 ΔE 0.083
- Burgundy #610023 ΔE 0.085
Use #420605 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.