#400A12
Closest named color: Dark Maroon (#3C0008). oklch(24.8% 0.082 17.6), rgb(64, 10, 18).
Aa
White text reads best on this color (16.53:1).
About this color
#400A12 is a very dark, moderately saturated red. In OKLCH its lightness is 25%, its chroma 0.082 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.025 away. White text reads best on it, at 16.53:1.
| Hue family | Reds |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.082) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.27:1 |
| White text | 16.53:1 |
Values
| HEX | #400A12 |
| RGB | rgb(64, 10, 18) |
| HSL | hsl(351, 73%, 15%) |
| OKLCH | oklch(24.8% 0.082 17.6) |
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 #400A12 | 16.53:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #400A12 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #400A12 text on white | 16.53:1 | AAA | Lc 102.8 | Preferred for body text |
| #400A12 text on black | 1.27:1 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E3
oklch(93.6% 0.028 17.7)
-
Step 200
200
#FBCCCC
oklch(88.6% 0.053 18.2)
-
Step 300
300
#F9A7A9
oklch(80.9% 0.097 17.8)
-
Step 400
400
#F1737C
oklch(70.6% 0.155 17.5)
-
Step 500
500
#E8455B
oklch(63% 0.198 17.5)
-
Step 600
600
#D41241
oklch(55.6% 0.216 17.7)
-
Step 700
700
#B50034
oklch(49% 0.196 17.6)
-
Step 800
800
#94092B
oklch(42.6% 0.165 17.5)
-
Step 900
900
#771727
oklch(37.7% 0.129 17.4)
-
Step 950
950 (this color)
#400A12
oklch(24.8% 0.082 17.6)
#400A12 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) | #191812 | 0.091 |
| Deuteranopia (no green cones) | #272310 | 0.083 |
| Tritanopia (no blue cones) | #47000D | 0.020 |
| Achromatopsia (no color) | #1F1F1F | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #400A12
#400A12
oklch(24.8% 0.082 17.6)
- #002728
#002728
oklch(24.7% 0.042 197.4)
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 #400A12, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.025
- Deep Brown #410200 ΔE 0.025
- Mahogany #4A0100 ΔE 0.031
- Chocolate Brown #411900 ΔE 0.048
- Dark Plum #3F012C ΔE 0.056
- Dark Brown #341C02 ΔE 0.060
- Aubergine #3D0734 ΔE 0.066
- Eggplant #380835 ΔE 0.071
Use #400A12 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.