#4B2280
Closest named color: Indigo (#4B0082). oklch(36.5% 0.149 298.6), rgb(75, 34, 128).
Aa
White text reads best on this color (11.41:1).
About this color
#4B2280 is a dark, vivid purple. In OKLCH its lightness is 37%, its chroma 0.149 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.041 away. White text reads best on it, at 11.41:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.83:1 |
| White text | 11.41:1 |
Values
| HEX | #4B2280 |
| RGB | rgb(75, 34, 128) |
| HSL | hsl(266, 58%, 32%) |
| OKLCH | oklch(36.5% 0.149 298.6) |
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 #4B2280 | 11.41:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #4B2280 | 1.83:1 | Fails | Lc 8.3 | Not readable |
| #4B2280 text on white | 11.41:1 | AAA | Lc 95.6 | Preferred for body text |
| #4B2280 text on black | 1.83:1 | 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 900.
-
Step 50
50
#F6F3FE
oklch(97% 0.015 298.6)
-
Step 100
100
#ECE6FD
oklch(93.6% 0.031 297.7)
-
Step 200
200
#DED1FD
oklch(88.5% 0.061 298.7)
-
Step 300
300
#CAB1FF
oklch(81% 0.111 298.6)
-
Step 400
400
#B083FF
oklch(70.6% 0.179 298.5)
-
Step 500
500
#9F5CFD
oklch(63% 0.229 298.8)
-
Step 600
600
#8B39EC
oklch(55.5% 0.248 298.6)
-
Step 700
700
#7728CE
oklch(49.2% 0.231 298.7)
-
Step 800
800
#6025A6
oklch(42.7% 0.191 298.6)
-
Step 900
900 (this color)
#4B2280
oklch(36.5% 0.149 298.6)
-
Step 950
950
#2E184D
oklch(27.1% 0.094 299.1)
#4B2280 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) | #003A83 | 0.100 |
| Deuteranopia (no green cones) | #00397E | 0.100 |
| Tritanopia (no blue cones) | #3E394E | 0.113 |
| Achromatopsia (no color) | #3A3A3A | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B2280
#4B2280
oklch(36.5% 0.149 298.6)
- #3A4400
#3A4400
oklch(36.5% 0.085 118.7)
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 #4B2280, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.041
- Royal Purple #4B006E ΔE 0.056
- Dark Slate Blue #483D8B ΔE 0.062
- Imperial Purple #480CA8 ΔE 0.070
- Blueberry #464196 ΔE 0.077
- Rebecca Purple #663399 ΔE 0.077
- Chrysanthemum #560BAD ΔE 0.077
- Indigo Blue #3A18B1 ΔE 0.091
Use #4B2280 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.