#210221
Closest named color: Very Dark Purple (#2A0134). oklch(17.8% 0.074 328.1), rgb(33, 2, 33).
Aa
White text reads best on this color (19.17:1).
About this color
#210221 is a very dark, moderately saturated purple. In OKLCH its lightness is 18%, its chroma 0.074 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.043 away. White text reads best on it, at 19.17:1.
| Hue family | Purples |
| Lightness | very dark (18%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.09:1 |
| White text | 19.17:1 |
Values
| HEX | #210221 |
| RGB | rgb(33, 2, 33) |
| HSL | hsl(300, 89%, 7%) |
| OKLCH | oklch(17.8% 0.074 328.1) |
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 #210221 | 19.17:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #210221 | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #210221 text on white | 19.17:1 | AAA | Lc 105.1 | Preferred for body text |
| #210221 text on black | 1.09:1 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F4E4F3
oklch(93.6% 0.026 327.7)
-
Step 200
200
#ECCEEA
oklch(88.5% 0.05 328.1)
-
Step 300
300
#E0ADDD
oklch(80.9% 0.087 328.3)
-
Step 400
400
#CF7FCC
oklch(70.7% 0.14 328.3)
-
Step 500
500
#C15BBF
oklch(63.2% 0.179 328.2)
-
Step 600
600
#AC3CAB
oklch(55.6% 0.195 328.2)
-
Step 700
700
#942D93
oklch(49.2% 0.181 328.3)
-
Step 800
800
#782777
oklch(42.7% 0.15 328.3)
-
Step 900
900
#612660
oklch(37.8% 0.116 328.2)
-
Step 950
950 (this color)
#210221
oklch(17.8% 0.074 328.1)
#210221 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) | #000C22 | 0.080 |
| Deuteranopia (no green cones) | #091020 | 0.066 |
| Tritanopia (no blue cones) | #220510 | 0.040 |
| Achromatopsia (no color) | #0F0F0F | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #210221
#210221
oklch(17.8% 0.074 328.1)
- #001704
#001704
oklch(17.8% 0.052 148)
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 #210221, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.043
- Midnight Purple #280137 ΔE 0.046
- Eggplant #380835 ΔE 0.071
- Dark Purple #35063E ΔE 0.075
- Deep Purple #36013F ΔE 0.076
- Very Dark Brown #1D0200 ΔE 0.077
- Dark Plum #3F012C ΔE 0.078
- Aubergine #3D0734 ΔE 0.080
Use #210221 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.