#210B38
Closest named color: Midnight Purple (#280137). oklch(21.4% 0.083 302.2), rgb(33, 11, 56).
Aa
White text reads best on this color (17.95:1).
About this color
#210B38 is a very dark, moderately saturated purple. In OKLCH its lightness is 21%, its chroma 0.083 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.026 away. White text reads best on it, at 17.95:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.16:1 |
| White text | 17.95:1 |
Values
| HEX | #210B38 |
| RGB | rgb(33, 11, 56) |
| HSL | hsl(269, 67%, 13%) |
| OKLCH | oklch(21.4% 0.083 302.2) |
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 #210B38 | 17.95:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #210B38 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #210B38 text on white | 17.95:1 | AAA | Lc 104.4 | Preferred for body text |
| #210B38 text on black | 1.16:1 | 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
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#EDE6FA
oklch(93.6% 0.028 301.7)
-
Step 200
200
#E0D1F8
oklch(88.5% 0.055 302.8)
-
Step 300
300
#CCB2F6
oklch(80.9% 0.098 301.8)
-
Step 400
400
#B486F1
oklch(70.7% 0.157 302.4)
-
Step 500
500
#A263EC
oklch(63.2% 0.201 302.2)
-
Step 600
600
#8E44DA
oklch(55.7% 0.218 302.3)
-
Step 700
700
#7933BD
oklch(49.1% 0.204 302.5)
-
Step 800
800
#622C99
oklch(42.6% 0.169 302.4)
-
Step 900
900
#502A7A
oklch(37.8% 0.131 302.4)
-
Step 950
950 (this color)
#210B38
oklch(21.4% 0.083 302.2)
#210B38 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) | #001739 | 0.061 |
| Deuteranopia (no green cones) | #001737 | 0.062 |
| Tritanopia (no blue cones) | #1C1620 | 0.062 |
| Achromatopsia (no color) | #171717 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #210B38
#210B38
oklch(21.4% 0.083 302.2)
- #151D00
#151D00
oklch(21.5% 0.053 122.9)
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 #210B38, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.026
- Very Dark Purple #2A0134 ΔE 0.031
- Dark Purple #35063E ΔE 0.048
- Deep Purple #36013F ΔE 0.052
- Dark Indigo #1F0954 ΔE 0.054
- Eggplant #380835 ΔE 0.056
- Navy Blue #001146 ΔE 0.065
- Rich Black #0D1B2A ΔE 0.067
Use #210B38 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.