#5D579C
Closest named color: Twilight (#4E518B). oklch(49.5% 0.108 285.7), rgb(93, 87, 156).
Aa
White text reads best on this color (6.34:1).
About this color
#5D579C is a medium-dark, moderately saturated purple. In OKLCH its lightness is 49%, its chroma 0.108 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.039 away. White text reads best on it, at 6.34:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.30:1 |
| White text | 6.34:1 |
Values
| HEX | #5D579C |
| RGB | rgb(93, 87, 156) |
| HSL | hsl(245, 28%, 48%) |
| OKLCH | oklch(49.5% 0.108 285.7) |
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 #5D579C | 6.34:1 | AA | Lc -86.6 | Fine for body text |
| Black text on #5D579C | 3.30:1 | AA large text | Lc 22.6 | Dividers and decoration only |
| #5D579C text on white | 6.34:1 | AA | Lc 81.5 | Fine for body text |
| #5D579C text on black | 3.30:1 | AA large text | Lc -20.4 | 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 700.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D7D7EC
oklch(88.6% 0.029 285.8)
-
Step 300
300
#BDBCE2
oklch(80.9% 0.053 286.3)
-
Step 400
400
#9B99D3
oklch(70.6% 0.084 285.6)
-
Step 500
500
#847FC7
oklch(63% 0.107 286.1)
-
Step 600
600
#6E68B4
oklch(55.7% 0.116 285.6)
-
Step 700
700 (this color)
#5D579C
oklch(49.5% 0.108 285.7)
-
Step 800
800
#4B477D
oklch(42.8% 0.088 285.4)
-
Step 900
900
#3E3C65
oklch(37.8% 0.069 284.8)
-
Step 950
950
#24233B
oklch(26.9% 0.044 284.9)
#5D579C 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) | #3E619F | 0.046 |
| Deuteranopia (no green cones) | #3D5D9A | 0.045 |
| Tritanopia (no blue cones) | #4B6572 | 0.092 |
| Achromatopsia (no color) | #5F5F5F | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D579C
#5D579C
oklch(49.5% 0.108 285.7)
- #6A6500
#6A6500
oklch(49.5% 0.106 106.3)
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 #5D579C, closest first.
No curated palette has a color within ΔE 0.04 of #5D579C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.039
- Dusky Blue #475F94 ΔE 0.040
- Dusk #4E5481 ΔE 0.050
- Denim Blue #3B5B92 ΔE 0.051
- French Blue #436BAD ΔE 0.061
- Denim #3B638C ΔE 0.063
- Iris #6258C4 ΔE 0.064
- Dusty Grape #545775 ΔE 0.066
Use #5D579C 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.