#4A258C
Closest named color: Indigo (#4B0082). oklch(37.8% 0.159 293.8), rgb(74, 37, 140).
Aa
White text reads best on this color (10.85:1).
About this color
#4A258C is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.159 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.050 away. White text reads best on it, at 10.85:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.93:1 |
| White text | 10.85:1 |
Values
| HEX | #4A258C |
| RGB | rgb(74, 37, 140) |
| HSL | hsl(262, 58%, 35%) |
| OKLCH | oklch(37.8% 0.159 293.8) |
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 #4A258C | 10.85:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #4A258C | 1.93:1 | Fails | Lc 9.5 | Not readable |
| #4A258C text on white | 10.85:1 | AAA | Lc 94.4 | Preferred for body text |
| #4A258C text on black | 1.93:1 | 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
#F6F4FF
oklch(97.2% 0.015 294.5)
-
Step 100
100
#EAE6FF
oklch(93.6% 0.034 293.1)
-
Step 200
200
#DBD2FF
oklch(88.5% 0.062 294.3)
-
Step 300
300
#C4B3FF
oklch(80.8% 0.107 294.1)
-
Step 400
400
#A888FF
oklch(70.7% 0.17 294)
-
Step 500
500
#9563FF
oklch(63.2% 0.221 293.9)
-
Step 600
600
#8435FB
oklch(55.7% 0.265 293.9)
-
Step 700
700
#7022DB
oklch(49.1% 0.248 293.8)
-
Step 800
800
#5B22B1
oklch(42.8% 0.205 293.8)
-
Step 900
900 (this color)
#4A258C
oklch(37.8% 0.159 293.8)
-
Step 950
950
#2B1752
oklch(27% 0.102 294.1)
#4A258C 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) | #003E8F | 0.093 |
| Deuteranopia (no green cones) | #003B8A | 0.092 |
| Tritanopia (no blue cones) | #374056 | 0.125 |
| Achromatopsia (no color) | #3D3D3D | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A258C
#4A258C
oklch(37.8% 0.159 293.8)
- #424600
#424600
oklch(37.8% 0.084 113.4)
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 #4A258C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.050
- Imperial Purple #480CA8 ΔE 0.053
- Dark Slate Blue #483D8B ΔE 0.053
- Chrysanthemum #560BAD ΔE 0.061
- Blueberry #464196 ΔE 0.064
- Rebecca Purple #663399 ΔE 0.067
- Indigo Blue #3A18B1 ΔE 0.072
- Royal Purple #4B006E ΔE 0.074
Use #4A258C 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.