#620C81
Closest named color: Indigo (#4B0082). oklch(37.8% 0.177 314), rgb(98, 12, 129).
Aa
White text reads best on this color (11.11:1).
About this color
#620C81 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.177 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.055 away. White text reads best on it, at 11.11:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.177) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.88:1 |
| White text | 11.11:1 |
Values
| HEX | #620C81 |
| RGB | rgb(98, 12, 129) |
| HSL | hsl(284, 83%, 28%) |
| OKLCH | oklch(37.8% 0.177 314) |
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 #620C81 | 11.11:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #620C81 | 1.88:1 | Fails | Lc 9.7 | Not readable |
| #620C81 text on white | 11.11:1 | AAA | Lc 94.2 | Preferred for body text |
| #620C81 text on black | 1.88:1 | Fails | Lc -8.4 | 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
#FAF2FE
oklch(97.1% 0.018 314.7)
-
Step 100
100
#F3E3FC
oklch(93.6% 0.037 313.6)
-
Step 200
200
#EBCBFC
oklch(88.4% 0.074 313.9)
-
Step 300
300
#E0A6FC
oklch(80.9% 0.133 314.3)
-
Step 400
400
#CF6FFB
oklch(70.6% 0.213 313.9)
-
Step 500
500
#C239F8
oklch(63.1% 0.271 314)
-
Step 600
600
#AA00DF
oklch(55.5% 0.275 314)
-
Step 700
700
#9000BD
oklch(49.1% 0.243 314.1)
-
Step 800
800
#76009D
oklch(42.7% 0.212 313.7)
-
Step 900
900 (this color)
#620C81
oklch(37.8% 0.177 314)
-
Step 950
950
#390D4B
oklch(27% 0.111 313.9)
#620C81 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) | #003784 | 0.151 |
| Deuteranopia (no green cones) | #003D7F | 0.154 |
| Tritanopia (no blue cones) | #5F2D4B | 0.114 |
| Achromatopsia (no color) | #3B3B3B | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #620C81
#620C81
oklch(37.8% 0.177 314)
- #274D00
#274D00
oklch(37.7% 0.108 134.1)
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 #620C81, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.055
- Royal Purple #4B006E ΔE 0.062
- Purple #800080 ΔE 0.065
- Rebecca Purple #663399 ΔE 0.072
- Chrysanthemum #560BAD ΔE 0.081
- Rich Purple #720058 ΔE 0.082
- Grape Purple #5D1451 ΔE 0.084
- Dark Magenta #8B008B ΔE 0.088
Use #620C81 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.