#4C277D
Closest named color: Indigo (#4B0082). oklch(37.1% 0.139 299.3), rgb(76, 39, 125).
Aa
White text reads best on this color (11.08:1).
About this color
#4C277D is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.139 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.052 away. White text reads best on it, at 11.08:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.89:1 |
| White text | 11.08:1 |
Values
| HEX | #4C277D |
| RGB | rgb(76, 39, 125) |
| HSL | hsl(266, 52%, 32%) |
| OKLCH | oklch(37.1% 0.139 299.3) |
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 #4C277D | 11.08:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #4C277D | 1.89:1 | Fails | Lc 8.8 | Not readable |
| #4C277D text on white | 11.08:1 | AAA | Lc 95.1 | Preferred for body text |
| #4C277D text on black | 1.89:1 | Fails | Lc -7.5 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#ECE6FC
oklch(93.6% 0.03 298.3)
-
Step 200
200
#DED1FB
oklch(88.4% 0.059 299.3)
-
Step 300
300
#CAB2FB
oklch(81% 0.104 299.2)
-
Step 400
400
#B086F8
oklch(70.7% 0.165 299.1)
-
Step 500
500
#9E61F5
oklch(63.1% 0.213 299.2)
-
Step 600
600
#8A41E4
oklch(55.6% 0.231 299.1)
-
Step 700
700
#7630C6
oklch(49.1% 0.216 299.4)
-
Step 800
800
#5F2AA0
oklch(42.6% 0.178 299)
-
Step 900
900 (this color)
#4C277D
oklch(37.1% 0.139 299.3)
-
Step 950
950
#2D194A
oklch(26.9% 0.088 299.2)
#4C277D 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) | #003C80 | 0.098 |
| Deuteranopia (no green cones) | #003B7B | 0.098 |
| Tritanopia (no blue cones) | #413B4E | 0.106 |
| Achromatopsia (no color) | #3C3C3C | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C277D
#4C277D
oklch(37.1% 0.139 299.3)
- #3B4600
#3B4600
oklch(37.1% 0.088 119.4)
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 #4C277D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.052
- Dark Slate Blue #483D8B ΔE 0.055
- Royal Purple #4B006E ΔE 0.062
- Blueberry #464196 ΔE 0.071
- Rebecca Purple #663399 ΔE 0.074
- Imperial Purple #480CA8 ΔE 0.079
- Chrysanthemum #560BAD ΔE 0.084
- Grape Purple #5D1451 ΔE 0.088
Use #4C277D 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.