#390B1B
Closest named color: Dark Maroon (#3C0008). oklch(23.8% 0.074 3.5), rgb(57, 11, 27).
Aa
White text reads best on this color (16.96:1).
About this color
#390B1B is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.074 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.032 away. White text reads best on it, at 16.96:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.074) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.23:1 |
| White text | 16.96:1 |
Values
| HEX | #390B1B |
| RGB | rgb(57, 11, 27) |
| HSL | hsl(339, 68%, 13%) |
| OKLCH | oklch(23.8% 0.074 3.5) |
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 #390B1B | 16.96:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #390B1B | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #390B1B text on white | 16.96:1 | AAA | Lc 103.4 | Preferred for body text |
| #390B1B 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E8
oklch(93.6% 0.026 2.8)
-
Step 200
200
#F6CCD6
oklch(88.4% 0.049 2.2)
-
Step 300
300
#F1A9BB
oklch(80.8% 0.087 2.8)
-
Step 400
400
#E77897
oklch(70.7% 0.14 3.6)
-
Step 500
500
#DC507E
oklch(63.1% 0.178 3.5)
-
Step 600
600
#C72C67
oklch(55.6% 0.194 3.6)
-
Step 700
700
#AC1C56
oklch(49.2% 0.18 3.5)
-
Step 800
800
#8B1B46
oklch(42.6% 0.149 3.5)
-
Step 900
900
#701F3B
oklch(37.7% 0.116 3.5)
-
Step 950
950 (this color)
#390B1B
oklch(23.8% 0.074 3.5)
#390B1B 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) | #15171B | 0.083 |
| Deuteranopia (no green cones) | #21201A | 0.076 |
| Tritanopia (no blue cones) | #3F0512 | 0.020 |
| Achromatopsia (no color) | #1C1C1C | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #390B1B
#390B1B
oklch(23.8% 0.074 3.5)
- #002521
#002521
oklch(23.8% 0.042 184.3)
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 #390B1B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.032
- Dark Plum #3F012C ΔE 0.042
- Deep Brown #410200 ΔE 0.044
- Aubergine #3D0734 ΔE 0.050
- Eggplant #380835 ΔE 0.052
- Mahogany #4A0100 ΔE 0.054
- Chocolate Brown #411900 ΔE 0.065
- Dark Brown #341C02 ΔE 0.069
Use #390B1B 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.