#210621
Closest named color: Very Dark Purple (#2A0134). oklch(18.6% 0.064 327.8), rgb(33, 6, 33).
Aa
White text reads best on this color (18.87:1).
About this color
#210621 is a very dark, muted purple. In OKLCH its lightness is 19%, its chroma 0.064 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 0.044 away. White text reads best on it, at 18.87:1.
| Hue family | Purples |
| Lightness | very dark (19%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.11:1 |
| White text | 18.87:1 |
Values
| HEX | #210621 |
| RGB | rgb(33, 6, 33) |
| HSL | hsl(300, 69%, 8%) |
| OKLCH | oklch(18.6% 0.064 327.8) |
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 #210621 | 18.87:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #210621 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #210621 text on white | 18.87:1 | AAA | Lc 105.1 | Preferred for body text |
| #210621 text on black | 1.11:1 | 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
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F2E5F1
oklch(93.6% 0.021 328.1)
-
Step 200
200
#E9D0E8
oklch(88.5% 0.042 327.2)
-
Step 300
300
#DCB0DA
oklch(81% 0.076 327.7)
-
Step 400
400
#C985C7
oklch(70.8% 0.12 327.8)
-
Step 500
500
#BA63B8
oklch(63% 0.155 328.1)
-
Step 600
600
#A548A4
oklch(55.6% 0.167 327.9)
-
Step 700
700
#8D388D
oklch(49.1% 0.157 327.6)
-
Step 800
800
#733072
oklch(42.8% 0.128 328.1)
-
Step 900
900
#5D2B5C
oklch(37.7% 0.101 328.1)
-
Step 950
950 (this color)
#210621
oklch(18.6% 0.064 327.8)
#210621 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) | #040F22 | 0.065 |
| Deuteranopia (no green cones) | #0C1220 | 0.056 |
| Tritanopia (no blue cones) | #220912 | 0.035 |
| Achromatopsia (no color) | #111111 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #210621
#210621
oklch(18.6% 0.064 327.8)
- #001904
#001904
oklch(18.6% 0.055 147.3)
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 #210621, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.044
- Midnight Purple #280137 ΔE 0.048
- Eggplant #380835 ΔE 0.068
- Dark Purple #35063E ΔE 0.073
- Rich Black #0D1B2A ΔE 0.073
- Very Dark Brown #1D0200 ΔE 0.074
- Deep Purple #36013F ΔE 0.075
- Dark Plum #3F012C ΔE 0.076
Use #210621 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.