#4C2874
Closest named color: Indigo (#4B0082). oklch(36.5% 0.126 302.3), rgb(76, 40, 116).
Aa
White text reads best on this color (11.27:1).
About this color
#4C2874 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.126 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.059 away. White text reads best on it, at 11.27:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.86:1 |
| White text | 11.27:1 |
Values
| HEX | #4C2874 |
| RGB | rgb(76, 40, 116) |
| HSL | hsl(268, 49%, 31%) |
| OKLCH | oklch(36.5% 0.126 302.3) |
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 #4C2874 | 11.27:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #4C2874 | 1.86:1 | Fails | Lc 8.3 | Not readable |
| #4C2874 text on white | 11.27:1 | AAA | Lc 95.6 | Preferred for body text |
| #4C2874 text on black | 1.86:1 | 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
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#EDE6FA
oklch(93.6% 0.028 301.7)
-
Step 200
200
#DFD1F7
oklch(88.4% 0.054 302.1)
-
Step 300
300
#CCB2F4
oklch(80.9% 0.095 302.4)
-
Step 400
400
#B387EE
oklch(70.7% 0.152 302.4)
-
Step 500
500
#A165E8
oklch(63.1% 0.193 302.3)
-
Step 600
600
#8D47D6
oklch(55.6% 0.21 302.5)
-
Step 700
700
#7837BA
oklch(49.2% 0.196 302.4)
-
Step 800
800
#612F96
oklch(42.7% 0.161 302.2)
-
Step 900
900 (this color)
#4C2874
oklch(36.5% 0.126 302.3)
-
Step 950
950
#2E1A46
oklch(26.9% 0.08 302.3)
#4C2874 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) | #003A76 | 0.098 |
| Deuteranopia (no green cones) | #103A72 | 0.092 |
| Tritanopia (no blue cones) | #44384A | 0.093 |
| Achromatopsia (no color) | #3B3B3B | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C2874
#4C2874
oklch(36.5% 0.126 302.3)
- #364500
#364500
oklch(36.4% 0.089 122.5)
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 #4C2874, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.059
- Dark Slate Blue #483D8B ΔE 0.061
- Royal Purple #4B006E ΔE 0.061
- Grape Purple #5D1451 ΔE 0.076
- Blueberry #464196 ΔE 0.079
- Rebecca Purple #663399 ΔE 0.083
- Plum Purple #4E0550 ΔE 0.084
- Imperial Purple #480CA8 ΔE 0.094
Use #4C2874 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.