#400A20
Closest named color: Dark Plum (#3F012C). oklch(25.3% 0.084 0.7), rgb(64, 10, 32).
Aa
White text reads best on this color (16.37:1).
About this color
#400A20 is a dark, moderately saturated red. In OKLCH its lightness is 25%, its chroma 0.084 and its hue 1°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.033 away. White text reads best on it, at 16.37:1.
| Hue family | Reds |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.084) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.28:1 |
| White text | 16.37:1 |
Values
| HEX | #400A20 |
| RGB | rgb(64, 10, 32) |
| HSL | hsl(336, 73%, 15%) |
| OKLCH | oklch(25.3% 0.084 0.7) |
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 #400A20 | 16.37:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #400A20 | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #400A20 text on white | 16.37:1 | AAA | Lc 102.7 | Preferred for body text |
| #400A20 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
#FEF2F5
oklch(97.1% 0.013 0.3)
-
Step 100
100
#FCE2E9
oklch(93.6% 0.03 359.5)
-
Step 200
200
#FACBD7
oklch(88.6% 0.055 1.2)
-
Step 300
300
#F7A5BD
oklch(80.9% 0.101 0.5)
-
Step 400
400
#EE719B
oklch(70.7% 0.159 0.8)
-
Step 500
500
#E54283
oklch(63.2% 0.205 0.7)
-
Step 600
600
#D0076C
oklch(55.6% 0.223 0.9)
-
Step 700
700
#B1005A
oklch(49.2% 0.199 1.1)
-
Step 800
800
#91034A
oklch(42.6% 0.171 0.5)
-
Step 900
900
#75153E
oklch(37.8% 0.133 0.6)
-
Step 950
950 (this color)
#400A20
oklch(25.3% 0.084 0.7)
#400A20 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) | #161921 | 0.095 |
| Deuteranopia (no green cones) | #25231F | 0.084 |
| Tritanopia (no blue cones) | #460313 | 0.025 |
| Achromatopsia (no color) | #202020 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #400A20
#400A20
oklch(25.3% 0.084 0.7)
- #002923
#002923
oklch(25.2% 0.046 180.4)
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 #400A20, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.033
- Dark Maroon #3C0008 ΔE 0.041
- Aubergine #3D0734 ΔE 0.042
- Eggplant #380835 ΔE 0.048
- Deep Brown #410200 ΔE 0.049
- Mahogany #4A0100 ΔE 0.051
- Eggplant Purple #430541 ΔE 0.064
- Chocolate Brown #411900 ΔE 0.067
Use #400A20 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.