#390B23
Closest named color: Dark Plum (#3F012C). oklch(24.1% 0.077 352.4), rgb(57, 11, 35).
Aa
White text reads best on this color (16.85:1).
About this color
#390B23 is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.077 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.029 away. White text reads best on it, at 16.85:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.077) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.24:1 |
| White text | 16.85:1 |
Values
| HEX | #390B23 |
| RGB | rgb(57, 11, 35) |
| HSL | hsl(329, 68%, 13%) |
| OKLCH | oklch(24.1% 0.077 352.4) |
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 #390B23 | 16.85:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #390B23 | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #390B23 text on white | 16.85:1 | AAA | Lc 103.3 | Preferred for body text |
| #390B23 text on black | 1.24:1 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#F9E3EB
oklch(93.6% 0.026 353.5)
-
Step 200
200
#F5CCDC
oklch(88.5% 0.05 352.8)
-
Step 300
300
#F0A8C6
oklch(80.9% 0.092 352.7)
-
Step 400
400
#E477A9
oklch(70.7% 0.146 352.6)
-
Step 500
500
#D94E94
oklch(63.1% 0.186 352.6)
-
Step 600
600
#C4287F
oklch(55.6% 0.204 352.2)
-
Step 700
700
#A9176B
oklch(49.1% 0.19 352.4)
-
Step 800
800
#891857
oklch(42.6% 0.157 352.4)
-
Step 900
900
#6F1D48
oklch(37.8% 0.123 352.4)
-
Step 950
950 (this color)
#390B23
oklch(24.1% 0.077 352.4)
#390B23 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) | #131824 | 0.085 |
| Deuteranopia (no green cones) | #202022 | 0.076 |
| Tritanopia (no blue cones) | #3E0815 | 0.028 |
| Achromatopsia (no color) | #1D1D1D | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #390B23
#390B23
oklch(24.1% 0.077 352.4)
- #00261D
#00261D
oklch(23.9% 0.046 173)
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 #390B23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.029
- Aubergine #3D0734 ΔE 0.035
- Eggplant #380835 ΔE 0.037
- Dark Maroon #3C0008 ΔE 0.046
- Dark Purple #35063E ΔE 0.057
- Deep Brown #410200 ΔE 0.058
- Eggplant Purple #430541 ΔE 0.062
- Deep Purple #36013F ΔE 0.062
Use #390B23 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.