#5A589E
Closest named color: Dusky Blue (#475F94). oklch(49.6% 0.11 282.9), rgb(90, 88, 158).
Aa
White text reads best on this color (6.31:1).
About this color
#5A589E is a medium-dark, moderately saturated purple. In OKLCH its lightness is 50%, its chroma 0.110 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.037 away. White text reads best on it, at 6.31:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.32:1 |
| White text | 6.31:1 |
Values
| HEX | #5A589E |
| RGB | rgb(90, 88, 158) |
| HSL | hsl(242, 28%, 48%) |
| OKLCH | oklch(49.6% 0.11 282.9) |
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 #5A589E | 6.31:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #5A589E | 3.32:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #5A589E text on white | 6.31:1 | AA | Lc 81.3 | Fine for body text |
| #5A589E text on black | 3.32:1 | AA large text | Lc -20.5 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D6D7ED
oklch(88.5% 0.03 283.7)
-
Step 300
300
#BBBDE3
oklch(80.9% 0.053 282.8)
-
Step 400
400
#999AD5
oklch(70.7% 0.086 283.2)
-
Step 500
500
#8080C9
oklch(63% 0.109 282.8)
-
Step 600
600
#6A69B6
oklch(55.7% 0.118 282.5)
-
Step 700
700 (this color)
#5A589E
oklch(49.6% 0.11 282.9)
-
Step 800
800
#48477F
oklch(42.6% 0.091 282.6)
-
Step 900
900
#3C3C66
oklch(37.7% 0.071 282.4)
-
Step 950
950
#23233C
oklch(26.9% 0.046 282.9)
#5A589E 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) | #3E62A1 | 0.042 |
| Deuteranopia (no green cones) | #3B5D9C | 0.042 |
| Tritanopia (no blue cones) | #456673 | 0.095 |
| Achromatopsia (no color) | #606060 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A589E
#5A589E
oklch(49.6% 0.11 282.9)
- #6D6400
#6D6400
oklch(49.6% 0.104 103.4)
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 #5A589E, closest first.
No curated palette has a color within ΔE 0.04 of #5A589E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.037
- Twilight #4E518B ΔE 0.040
- Denim Blue #3B5B92 ΔE 0.047
- Dusk #4E5481 ΔE 0.051
- French Blue #436BAD ΔE 0.057
- Denim #3B638C ΔE 0.061
- Iris #6258C4 ΔE 0.062
- Dusty Grape #545775 ΔE 0.068
Use #5A589E 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.