#621571
Closest named color: Grape Purple (#5D1451). oklch(37.2% 0.156 320.4), rgb(98, 21, 113).
Aa
White text reads best on this color (11.25:1).
About this color
#621571 is a dark, vivid purple. In OKLCH its lightness is 37%, its chroma 0.156 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.056 away. White text reads best on it, at 11.25:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | vivid (0.156) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.86:1 |
| White text | 11.25:1 |
Values
| HEX | #621571 |
| RGB | rgb(98, 21, 113) |
| HSL | hsl(290, 69%, 26%) |
| OKLCH | oklch(37.2% 0.156 320.4) |
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 #621571 | 11.25:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #621571 | 1.86:1 | Fails | Lc 9.0 | Not readable |
| #621571 text on white | 11.25:1 | AAA | Lc 94.9 | Preferred for body text |
| #621571 text on black | 1.86:1 | Fails | Lc -7.8 | 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
#FAF2FC
oklch(97% 0.016 319.4)
-
Step 100
100
#F4E3F8
oklch(93.6% 0.033 319.8)
-
Step 200
200
#EDCCF4
oklch(88.5% 0.065 320.3)
-
Step 300
300
#E3A8EF
oklch(81% 0.116 320.6)
-
Step 400
400
#D374E7
oklch(70.7% 0.187 320.4)
-
Step 500
500
#C546DF
oklch(63% 0.238 320.3)
-
Step 600
600
#B110CD
oklch(55.6% 0.259 320.4)
-
Step 700
700
#9700AF
oklch(49.1% 0.235 320.6)
-
Step 800
800
#7B0790
oklch(42.7% 0.2 320.1)
-
Step 900
900 (this color)
#621571
oklch(37.2% 0.156 320.4)
-
Step 950
950
#3B1043
oklch(27% 0.099 321)
#621571 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) | #003673 | 0.152 |
| Deuteranopia (no green cones) | #1F3D6F | 0.136 |
| Tritanopia (no blue cones) | #622943 | 0.095 |
| Achromatopsia (no color) | #3B3B3B | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #621571
#621571
oklch(37.2% 0.156 320.4)
- #114E00
#114E00
oklch(37.1% 0.12 140.3)
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 #621571, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.056
- Rich Purple #720058 ΔE 0.058
- Royal Purple #4B006E ΔE 0.060
- Purple #800080 ΔE 0.067
- Indigo #4B0082 ΔE 0.068
- Velvet #750851 ΔE 0.071
- Plum Purple #4E0550 ΔE 0.074
- Rebecca Purple #663399 ΔE 0.083
Use #621571 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.