#221945
Closest named color: Dark Indigo (#1F0954). oklch(25.2% 0.079 288.8), rgb(34, 25, 69).
Aa
White text reads best on this color (16.24:1).
About this color
#221945 is a dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.079 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Indigo (#1F0954), ΔE 0.045 away. White text reads best on it, at 16.24:1.
| Hue family | Purples |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dark Indigo (#1F0954) |
| Black text | 1.29:1 |
| White text | 16.24:1 |
Values
| HEX | #221945 |
| RGB | rgb(34, 25, 69) |
| HSL | hsl(252, 47%, 18%) |
| OKLCH | oklch(25.2% 0.079 288.8) |
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 #221945 | 16.24:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #221945 | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #221945 text on white | 16.24:1 | AAA | Lc 103.0 | Preferred for body text |
| #221945 text on black | 1.29:1 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D7D4FA
oklch(88.4% 0.052 288.9)
-
Step 300
300
#BEB7FA
oklch(80.9% 0.094 288.9)
-
Step 400
400
#9E8FF8
oklch(70.7% 0.15 288.5)
-
Step 500
500
#896EF4
oklch(63% 0.193 288.9)
-
Step 600
600
#7552E3
oklch(55.7% 0.209 288.9)
-
Step 700
700
#6241C5
oklch(49.1% 0.194 288.6)
-
Step 800
800
#50379F
oklch(42.7% 0.16 288.8)
-
Step 900
900
#42317E
oklch(37.7% 0.125 289.2)
-
Step 950
950 (this color)
#221945
oklch(25.2% 0.079 288.8)
#221945 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) | #022146 | 0.046 |
| Deuteranopia (no green cones) | #021F44 | 0.045 |
| Tritanopia (no blue cones) | #17232C | 0.066 |
| Achromatopsia (no color) | #202020 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #221945
#221945
oklch(25.2% 0.079 288.8)
- #242400
#242400
oklch(25.2% 0.055 109.8)
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 #221945, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Indigo #1F0954 ΔE 0.045
- Oxford Blue #1B263B ΔE 0.048
- Dark Purple #35063E ΔE 0.056
- Dark #1B2431 ΔE 0.058
- Midnight Purple #280137 ΔE 0.062
- Navy Blue #001146 ΔE 0.063
- Deep Purple #36013F ΔE 0.064
- Eggplant #380835 ΔE 0.064
Use #221945 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.