#4C2E98
Closest named color: Dark Slate Blue (#483D8B). oklch(40.4% 0.163 290.1), rgb(76, 46, 152).
Aa
White text reads best on this color (9.76:1).
About this color
#4C2E98 is a dark, vivid purple. In OKLCH its lightness is 40%, its chroma 0.163 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.041 away. White text reads best on it, at 9.76:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.15:1 |
| White text | 9.76:1 |
Values
| HEX | #4C2E98 |
| RGB | rgb(76, 46, 152) |
| HSL | hsl(257, 54%, 39%) |
| OKLCH | oklch(40.4% 0.163 290.1) |
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 #4C2E98 | 9.76:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #4C2E98 | 2.15:1 | Fails | Lc 11.9 | Not readable |
| #4C2E98 text on white | 9.76:1 | AAA | Lc 92.0 | Preferred for body text |
| #4C2E98 text on black | 2.15:1 | Fails | Lc -10.4 | 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 800.
-
Step 50
50
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D8D4FA
oklch(88.5% 0.052 290.1)
-
Step 300
300
#BFB6FA
oklch(80.8% 0.095 290.2)
-
Step 400
400
#A18EF8
oklch(70.8% 0.152 290.2)
-
Step 500
500
#8C6DF4
oklch(63.1% 0.194 290.3)
-
Step 600
600
#7750E3
oklch(55.6% 0.211 290)
-
Step 700
700
#653FC5
oklch(49.1% 0.197 290.3)
-
Step 800
800 (this color)
#4C2E98
oklch(40.4% 0.163 290.1)
-
Step 900
900
#43307F
oklch(37.7% 0.128 290)
-
Step 950
950
#271D4A
oklch(27% 0.08 290.2)
#4C2E98 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) | #00469B | 0.088 |
| Deuteranopia (no green cones) | #004196 | 0.086 |
| Tritanopia (no blue cones) | #33495F | 0.132 |
| Achromatopsia (no color) | #444444 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C2E98
#4C2E98
oklch(40.4% 0.163 290.1)
- #4C4C00
#4C4C00
oklch(40.3% 0.088 109.8)
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 #4C2E98, closest first.
No curated palette has a color within ΔE 0.04 of #4C2E98.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.041
- Blueberry #464196 ΔE 0.043
- Imperial Purple #480CA8 ΔE 0.052
- Rebecca Purple #663399 ΔE 0.052
- Chrysanthemum #560BAD ΔE 0.054
- Indigo Blue #3A18B1 ΔE 0.064
- Sapphire #2138AB ΔE 0.071
- Indigo #4B0082 ΔE 0.075
Use #4C2E98 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.