#585E9D
Closest named color: Dusky Blue (#475F94). oklch(50.6% 0.1 278.1), rgb(88, 94, 157).
Aa
White text reads best on this color (5.99:1).
About this color
#585E9D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.100 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.028 away. White text reads best on it, at 5.99:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.50:1 |
| White text | 5.99:1 |
Values
| HEX | #585E9D |
| RGB | rgb(88, 94, 157) |
| HSL | hsl(235, 28%, 48%) |
| OKLCH | oklch(50.6% 0.1 278.1) |
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 #585E9D | 5.99:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #585E9D | 3.50:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #585E9D text on white | 5.99:1 | AA | Lc 79.9 | Fine for body text |
| #585E9D text on black | 3.50:1 | AA large text | Lc -22.0 | 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
#E7E9F3
oklch(93.5% 0.014 277.1)
-
Step 200
200
#D4D8EB
oklch(88.5% 0.026 276.4)
-
Step 300
300
#B9BEE0
oklch(80.9% 0.048 278.7)
-
Step 400
400
#959CD1
oklch(70.7% 0.078 278.4)
-
Step 500
500
#7C83C5
oklch(63.1% 0.099 278.5)
-
Step 600
600
#656CB1
oklch(55.6% 0.107 277.9)
-
Step 700
700 (this color)
#585E9D
oklch(50.6% 0.1 278.1)
-
Step 800
800
#454A7C
oklch(42.8% 0.083 278)
-
Step 900
900
#3A3E63
oklch(37.8% 0.063 278.2)
-
Step 950
950
#22243A
oklch(26.9% 0.041 279.3)
#585E9D 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) | #47669F | 0.029 |
| Deuteranopia (no green cones) | #43619C | 0.028 |
| Tritanopia (no blue cones) | #416B76 | 0.088 |
| Achromatopsia (no color) | #636363 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #585E9D
#585E9D
oklch(50.6% 0.1 278.1)
- #74650E
#74650E
oklch(50.6% 0.1 98.4)
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 #585E9D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.028
- French Blue #436BAD ΔE 0.044
- Denim Blue #3B5B92 ΔE 0.044
- Twilight #4E518B ΔE 0.046
- Denim #3B638C ΔE 0.050
- Dusk #4E5481 ΔE 0.052
- Muted Blue #3B719F ΔE 0.059
- Mid Blue #276AB3 ΔE 0.061
Use #585E9D 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.