#4A2E77
Closest named color: Dark Slate Blue (#483D8B). oklch(37.5% 0.12 298), rgb(74, 46, 119).
Aa
White text reads best on this color (10.77:1).
About this color
#4A2E77 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.120 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.047 away. White text reads best on it, at 10.77:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.94:1 |
| White text | 10.77:1 |
Values
| HEX | #4A2E77 |
| RGB | rgb(74, 46, 119) |
| HSL | hsl(263, 44%, 32%) |
| OKLCH | oklch(37.5% 0.12 298) |
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 #4A2E77 | 10.77:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #4A2E77 | 1.94:1 | Fails | Lc 9.3 | Not readable |
| #4A2E77 text on white | 10.77:1 | AAA | Lc 94.6 | Preferred for body text |
| #4A2E77 text on black | 1.94:1 | Fails | Lc -8.0 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#ECE6FA
oklch(93.6% 0.027 299.5)
-
Step 200
200
#DDD3F7
oklch(88.6% 0.05 298.1)
-
Step 300
300
#C7B4F4
oklch(80.8% 0.091 298)
-
Step 400
400
#AC8BEE
oklch(70.7% 0.144 298)
-
Step 500
500
#996AE8
oklch(63.1% 0.184 298.2)
-
Step 600
600
#854ED6
oklch(55.7% 0.199 298.2)
-
Step 700
700
#703DBA
oklch(49% 0.187 297.8)
-
Step 800
800
#5B3496
oklch(42.7% 0.153 297.9)
-
Step 900
900 (this color)
#4A2E77
oklch(37.5% 0.12 298)
-
Step 950
950
#2C1C46
oklch(27% 0.076 298.8)
#4A2E77 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) | #053E79 | 0.087 |
| Deuteranopia (no green cones) | #133D75 | 0.081 |
| Tritanopia (no blue cones) | #403D4E | 0.091 |
| Achromatopsia (no color) | #3E3E3E | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A2E77
#4A2E77
oklch(37.5% 0.12 298)
- #3D4700
#3D4700
oklch(37.6% 0.088 118.5)
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 #4A2E77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.047
- Blueberry #464196 ΔE 0.066
- Indigo #4B0082 ΔE 0.070
- Royal Purple #4B006E ΔE 0.075
- Rebecca Purple #663399 ΔE 0.078
- Grape Purple #5D1451 ΔE 0.086
- Twilight Blue #0A437A ΔE 0.089
- Cobalt #1E488F ΔE 0.089
Use #4A2E77 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.