#585E89
Closest named color: Dusky Blue (#475F94). oklch(49.5% 0.069 277.5), rgb(88, 94, 137).
Aa
White text reads best on this color (6.21:1).
About this color
#585E89 is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.069 and its hue 277°. 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 6.21:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.37:1 |
| White text | 6.21:1 |
Values
| HEX | #585E89 |
| RGB | rgb(88, 94, 137) |
| HSL | hsl(233, 22%, 44%) |
| OKLCH | oklch(49.5% 0.069 277.5) |
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 #585E89 | 6.21:1 | AA | Lc -86.1 | Fine for body text |
| Black text on #585E89 | 3.37:1 | AA large text | Lc 23.1 | Dividers and decoration only |
| #585E89 text on white | 6.21:1 | AA | Lc 81.0 | Fine for body text |
| #585E89 text on black | 3.37:1 | AA large text | Lc -20.9 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D8E6
oklch(88.5% 0.019 279.5)
-
Step 300
300
#BBBFD7
oklch(80.9% 0.034 278.1)
-
Step 400
400
#989EC2
oklch(70.7% 0.053 277.5)
-
Step 500
500
#7F86B3
oklch(63.1% 0.068 277.4)
-
Step 600
600
#686F9F
oklch(55.5% 0.075 277.3)
-
Step 700
700 (this color)
#585E89
oklch(49.5% 0.069 277.5)
-
Step 800
800
#474C6E
oklch(42.7% 0.057 277.3)
-
Step 900
900
#3C3F59
oklch(37.6% 0.045 278.9)
-
Step 950
950
#232534
oklch(26.9% 0.028 278.4)
#585E89 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) | #51638B | 0.016 |
| Deuteranopia (no green cones) | #4D5F88 | 0.016 |
| Tritanopia (no blue cones) | #4A666D | 0.062 |
| Achromatopsia (no color) | #616161 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #585E89
#585E89
oklch(49.5% 0.069 277.5)
- #6D6231
#6D6231
oklch(49.5% 0.07 97)
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 #585E89, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.028
- Dusk #4E5481 ΔE 0.035
- Dusty Grape #545775 ΔE 0.035
- Denim #3B638C ΔE 0.037
- Denim Blue #3B5B92 ΔE 0.043
- Twilight #4E518B ΔE 0.043
- YInMn Blue #415A77 ΔE 0.046
- Slate #516572 ΔE 0.050
Use #585E89 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.