#481E97
Closest named color: Imperial Purple (#480CA8). oklch(37.8% 0.179 290.9), rgb(72, 30, 151).
Aa
White text reads best on this color (11.00:1).
About this color
#481E97 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.179 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Imperial Purple (#480CA8), ΔE 0.031 away. White text reads best on it, at 11.00:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Imperial Purple (#480CA8) |
| Black text | 1.90:1 |
| White text | 11.00:1 |
Values
| HEX | #481E97 |
| RGB | rgb(72, 30, 151) |
| HSL | hsl(261, 67%, 35%) |
| OKLCH | oklch(37.8% 0.179 290.9) |
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 #481E97 | 11.00:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #481E97 | 1.90:1 | Fails | Lc 9.5 | Not readable |
| #481E97 text on white | 11.00:1 | AAA | Lc 94.4 | Preferred for body text |
| #481E97 text on black | 1.90:1 | Fails | Lc -8.1 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E9E7FF
oklch(93.7% 0.032 289.6)
-
Step 200
200
#D8D3FF
oklch(88.5% 0.06 290.3)
-
Step 300
300
#C0B5FF
oklch(80.9% 0.104 290.7)
-
Step 400
400
#A28BFF
oklch(70.7% 0.166 290.7)
-
Step 500
500
#8E67FF
oklch(63.1% 0.216 290.7)
-
Step 600
600
#7E37FF
oklch(55.6% 0.268 291.1)
-
Step 700
700
#6D00EC
oklch(49% 0.276 290.8)
-
Step 800
800
#5910BF
oklch(42.7% 0.23 291.1)
-
Step 900
900 (this color)
#481E97
oklch(37.8% 0.179 290.9)
-
Step 950
950
#291558
oklch(27% 0.113 290.5)
#481E97 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) | #003E9A | 0.094 |
| Deuteranopia (no green cones) | #003995 | 0.091 |
| Tritanopia (no blue cones) | #2C415A | 0.143 |
| Achromatopsia (no color) | #3C3C3C | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #481E97
#481E97
oklch(37.8% 0.179 290.9)
- #444500
#444500
oklch(37.7% 0.083 110.7)
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 #481E97, closest first.
No curated palette has a color within ΔE 0.04 of #481E97.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Purple #480CA8 ΔE 0.031
- Chrysanthemum #560BAD ΔE 0.044
- Indigo #4B0082 ΔE 0.052
- Indigo Blue #3A18B1 ΔE 0.053
- Dark Slate Blue #483D8B ΔE 0.067
- Blueberry #464196 ΔE 0.072
- Rebecca Purple #663399 ΔE 0.075
- Sapphire #2138AB ΔE 0.079
Use #481E97 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.