#4A3D77
Closest named color: Dark Slate Blue (#483D8B). oklch(40.2% 0.095 291.9), rgb(74, 61, 119).
Aa
White text reads best on this color (9.43:1).
About this color
#4A3D77 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.095 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.034 away. White text reads best on it, at 9.43:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.22:1 |
| White text | 9.43:1 |
Values
| HEX | #4A3D77 |
| RGB | rgb(74, 61, 119) |
| HSL | hsl(253, 32%, 35%) |
| OKLCH | oklch(40.2% 0.095 291.9) |
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 #4A3D77 | 9.43:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #4A3D77 | 2.22:1 | Fails | Lc 12.3 | Not readable |
| #4A3D77 text on white | 9.43:1 | AAA | Lc 91.7 | Preferred for body text |
| #4A3D77 text on black | 2.22:1 | Fails | Lc -10.7 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#D9D6ED
oklch(88.5% 0.031 291.7)
-
Step 300
300
#C1BBE2
oklch(81% 0.055 292.2)
-
Step 400
400
#A197D4
oklch(70.7% 0.089 291.5)
-
Step 500
500
#8B7CC9
oklch(63.2% 0.114 291.7)
-
Step 600
600
#7564B5
oklch(55.6% 0.123 291.5)
-
Step 700
700
#63529C
oklch(49% 0.116 292.2)
-
Step 800
800 (this color)
#4A3D77
oklch(40.2% 0.095 291.9)
-
Step 900
900
#433A66
oklch(37.9% 0.074 291.9)
-
Step 950
950
#27223C
oklch(27.1% 0.048 291.7)
#4A3D77 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) | #294779 | 0.051 |
| Deuteranopia (no green cones) | #2A4576 | 0.049 |
| Tritanopia (no blue cones) | #3F4854 | 0.078 |
| Achromatopsia (no color) | #464646 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A3D77
#4A3D77
oklch(40.2% 0.095 291.9)
- #4A4C00
#4A4C00
oklch(40.1% 0.088 111.5)
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 #4A3D77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.034
- Blueberry #464196 ΔE 0.051
- Twilight #4E518B ΔE 0.061
- Dusk #4E5481 ΔE 0.066
- Cobalt #1E488F ΔE 0.069
- Twilight Blue #0A437A ΔE 0.073
- Dusk Blue #26538D ΔE 0.075
- Light Navy #155084 ΔE 0.075
Use #4A3D77 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.