#211548
Closest named color: Dark Indigo (#1F0954). oklch(24.6% 0.09 288.8), rgb(33, 21, 72).
Aa
White text reads best on this color (16.59:1).
About this color
#211548 is a very dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.090 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Indigo (#1F0954), ΔE 0.032 away. White text reads best on it, at 16.59:1.
| Hue family | Purples |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Dark Indigo (#1F0954) |
| Black text | 1.26:1 |
| White text | 16.59:1 |
Values
| HEX | #211548 |
| RGB | rgb(33, 21, 72) |
| HSL | hsl(254, 55%, 18%) |
| OKLCH | oklch(24.6% 0.09 288.8) |
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 #211548 | 16.59:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #211548 | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #211548 text on white | 16.59:1 | AAA | Lc 103.3 | Preferred for body text |
| #211548 text on black | 1.26:1 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E8E7FE
oklch(93.6% 0.031 287.8)
-
Step 200
200
#D7D3FF
oklch(88.4% 0.06 289.3)
-
Step 300
300
#BEB6FF
oklch(80.9% 0.102 288.9)
-
Step 400
400
#9F8CFF
oklch(70.7% 0.164 289.1)
-
Step 500
500
#8A69FF
oklch(63.1% 0.213 288.9)
-
Step 600
600
#7648F2
oklch(55.6% 0.238 288.6)
-
Step 700
700
#6437D3
oklch(49.1% 0.222 288.6)
-
Step 800
800
#512FAA
oklch(42.6% 0.184 288.8)
-
Step 900
900
#422D87
oklch(37.7% 0.143 288.3)
-
Step 950
950 (this color)
#211548
oklch(24.6% 0.09 288.8)
#211548 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) | #001F4A | 0.049 |
| Deuteranopia (no green cones) | #001D47 | 0.048 |
| Tritanopia (no blue cones) | #14212C | 0.073 |
| Achromatopsia (no color) | #1E1E1E | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #211548
#211548
oklch(24.6% 0.09 288.8)
- #232200
#232200
oklch(24.5% 0.053 108.1)
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 #211548, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Indigo #1F0954 ΔE 0.032
- Dark Purple #35063E ΔE 0.055
- Midnight Purple #280137 ΔE 0.057
- Navy Blue #001146 ΔE 0.057
- Oxford Blue #1B263B ΔE 0.060
- Deep Purple #36013F ΔE 0.061
- Very Dark Purple #2A0134 ΔE 0.061
- Eggplant #380835 ΔE 0.067
Use #211548 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.