#5D478B
Closest named color: Twilight (#4E518B). oklch(45.3% 0.109 296.7), rgb(93, 71, 139).
Aa
White text reads best on this color (7.66:1).
About this color
#5D478B is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.109 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.034 away. White text reads best on it, at 7.66:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.73:1 |
| White text | 7.66:1 |
Values
| HEX | #5D478B |
| RGB | rgb(93, 71, 139) |
| HSL | hsl(259, 32%, 41%) |
| OKLCH | oklch(45.3% 0.109 296.7) |
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 #5D478B | 7.66:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #5D478B | 2.73:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #5D478B text on white | 7.66:1 | AAA | Lc 86.5 | Fine for body text |
| #5D478B text on black | 2.73:1 | Fails | Lc -15.6 | Dividers and decoration only |
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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE8F5
oklch(93.7% 0.018 296.6)
-
Step 200
200
#DBD5EE
oklch(88.5% 0.035 296.7)
-
Step 300
300
#C4B9E6
oklch(81% 0.064 296.2)
-
Step 400
400
#A793D9
oklch(70.7% 0.102 296.8)
-
Step 500
500
#9277CE
oklch(63.1% 0.13 296.8)
-
Step 600
600
#7D5EBB
oklch(55.6% 0.142 296.9)
-
Step 700
700
#694DA1
oklch(49% 0.131 296.6)
-
Step 800
800 (this color)
#5D478B
oklch(45.3% 0.109 296.7)
-
Step 900
900
#473769
oklch(37.8% 0.084 296.9)
-
Step 950
950
#29203D
oklch(26.9% 0.054 296.9)
#5D478B 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) | #30548D | 0.069 |
| Deuteranopia (no green cones) | #355289 | 0.063 |
| Tritanopia (no blue cones) | #535462 | 0.087 |
| Achromatopsia (no color) | #535353 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D478B
#5D478B
oklch(45.3% 0.109 296.7)
- #535D00
#535D00
oklch(45.4% 0.104 116.8)
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 #5D478B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.034
- Dark Slate Blue #483D8B ΔE 0.047
- Dusk #4E5481 ΔE 0.047
- Blueberry #464196 ΔE 0.048
- Rebecca Purple #663399 ΔE 0.055
- Dusty Grape #545775 ΔE 0.065
- Denim Blue #3B5B92 ΔE 0.068
- Dusky Blue #475F94 ΔE 0.069
Use #5D478B 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.