#221539
Closest named color: Midnight Purple (#280137). oklch(23.4% 0.067 297.6), rgb(34, 21, 57).
Aa
White text reads best on this color (17.01:1).
About this color
#221539 is a very dark, muted purple. In OKLCH its lightness is 23%, its chroma 0.067 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.048 away. White text reads best on it, at 17.01:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | muted (0.067) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.23:1 |
| White text | 17.01:1 |
Values
| HEX | #221539 |
| RGB | rgb(34, 21, 57) |
| HSL | hsl(262, 46%, 15%) |
| OKLCH | oklch(23.4% 0.067 297.6) |
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 #221539 | 17.01:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #221539 | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #221539 text on white | 17.01:1 | AAA | Lc 103.8 | Preferred for body text |
| #221539 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F8
oklch(93.6% 0.023 296.7)
-
Step 200
200
#DCD3F3
oklch(88.4% 0.045 298.3)
-
Step 300
300
#C6B6EE
oklch(80.9% 0.08 297.7)
-
Step 400
400
#AA8EE6
oklch(70.7% 0.128 297.7)
-
Step 500
500
#9670DE
oklch(63.1% 0.162 297.5)
-
Step 600
600
#8155CC
oklch(55.6% 0.177 297.4)
-
Step 700
700
#6E44B0
oklch(49.1% 0.165 298)
-
Step 800
800
#59398F
oklch(42.7% 0.137 297.4)
-
Step 900
900
#493272
oklch(37.7% 0.107 297.6)
-
Step 950
950 (this color)
#221539
oklch(23.4% 0.067 297.6)
#221539 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) | #061C3A | 0.046 |
| Deuteranopia (no green cones) | #0A1C38 | 0.043 |
| Tritanopia (no blue cones) | #1D1C24 | 0.052 |
| Achromatopsia (no color) | #1C1C1C | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #221539
#221539
oklch(23.4% 0.067 297.6)
- #1C2100
#1C2100
oklch(23.4% 0.054 117.7)
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 #221539, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.048
- Very Dark Purple #2A0134 ΔE 0.049
- Dark Purple #35063E ΔE 0.051
- Rich Black #0D1B2A ΔE 0.053
- Oxford Blue #1B263B ΔE 0.054
- Eggplant #380835 ΔE 0.055
- Dark #1B2431 ΔE 0.055
- Dark Indigo #1F0954 ΔE 0.057
Use #221539 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.