#621F6F
Closest named color: Grape Purple (#5D1451). oklch(38% 0.142 320.7), rgb(98, 31, 111).
Aa
White text reads best on this color (10.79:1).
About this color
#621F6F is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.142 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.054 away. White text reads best on it, at 10.79:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.94:1 |
| White text | 10.79:1 |
Values
| HEX | #621F6F |
| RGB | rgb(98, 31, 111) |
| HSL | hsl(290, 56%, 28%) |
| OKLCH | oklch(38% 0.142 320.7) |
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 #621F6F | 10.79:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #621F6F | 1.94:1 | Fails | Lc 9.7 | Not readable |
| #621F6F text on white | 10.79:1 | AAA | Lc 94.2 | Preferred for body text |
| #621F6F text on black | 1.94:1 | Fails | Lc -8.3 | 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 900.
-
Step 50
50
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F4E4F7
oklch(93.7% 0.03 320.9)
-
Step 200
200
#EBCDF1
oklch(88.4% 0.058 320.6)
-
Step 300
300
#E0AAEB
oklch(80.9% 0.107 320.6)
-
Step 400
400
#CF79E1
oklch(70.7% 0.171 320.5)
-
Step 500
500
#C150D8
oklch(63.1% 0.217 320.5)
-
Step 600
600
#AD29C5
oklch(55.7% 0.237 320.8)
-
Step 700
700
#9417AA
oklch(49.1% 0.22 320.7)
-
Step 800
800
#78198A
oklch(42.7% 0.182 320.5)
-
Step 900
900 (this color)
#621F6F
oklch(38% 0.142 320.7)
-
Step 950
950
#391341
oklch(26.9% 0.091 320.3)
#621F6F 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) | #023971 | 0.144 |
| Deuteranopia (no green cones) | #27406D | 0.123 |
| Tritanopia (no blue cones) | #632D44 | 0.087 |
| Achromatopsia (no color) | #3D3D3D | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #621F6F
#621F6F
oklch(38% 0.142 320.7)
- #105100
#105100
oklch(38% 0.124 140.6)
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 #621F6F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.054
- Rich Purple #720058 ΔE 0.058
- Velvet #750851 ΔE 0.068
- Purple #800080 ΔE 0.070
- Royal Purple #4B006E ΔE 0.070
- Indigo #4B0082 ΔE 0.076
- Rebecca Purple #663399 ΔE 0.078
- Plum Purple #4E0550 ΔE 0.079
Use #621F6F 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.