#586596
Closest named color: Dusky Blue (#475F94). oklch(51.7% 0.079 272), rgb(88, 101, 150).
Aa
White text reads best on this color (5.64:1).
About this color
#586596 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.079 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.030 away. White text reads best on it, at 5.64:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.71:1 |
| White text | 5.64:1 |
Values
| HEX | #586596 |
| RGB | rgb(88, 101, 150) |
| HSL | hsl(227, 26%, 47%) |
| OKLCH | oklch(51.7% 0.079 272) |
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 #586596 | 5.64:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #586596 | 3.71:1 | AA large text | Lc 25.9 | Dividers and decoration only |
| #586596 text on white | 5.64:1 | AA | Lc 78.2 | Fine for body text |
| #586596 text on black | 3.71:1 | AA large text | Lc -23.6 | 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 700.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF2
oklch(93.7% 0.011 269.5)
-
Step 200
200
#D4D9E8
oklch(88.6% 0.021 271.2)
-
Step 300
300
#B8C0DA
oklch(81% 0.038 272)
-
Step 400
400
#939FC8
oklch(70.8% 0.062 272)
-
Step 500
500
#7987BA
oklch(63.2% 0.079 272.2)
-
Step 600
600
#6270A6
oklch(55.6% 0.086 272.3)
-
Step 700
700 (this color)
#586596
oklch(51.7% 0.079 272)
-
Step 800
800
#424D73
oklch(42.8% 0.065 271.1)
-
Step 900
900
#38405D
oklch(37.7% 0.051 271.9)
-
Step 950
950
#212636
oklch(27.1% 0.031 270.8)
#586596 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) | #546A98 | 0.014 |
| Deuteranopia (no green cones) | #4F6595 | 0.012 |
| Tritanopia (no blue cones) | #446F77 | 0.071 |
| Achromatopsia (no color) | #676767 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #586596
#586596
oklch(51.7% 0.079 272)
- #78672D
#78672D
oklch(51.8% 0.08 93.1)
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 #586596, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.030
- Denim #3B638C ΔE 0.041
- French Blue #436BAD ΔE 0.042
- Muted Blue #3B719F ΔE 0.043
- Dull Blue #49759C ΔE 0.046
- Metallic Blue #4F738E ΔE 0.047
- Flat Blue #3C73A8 ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.050
Use #586596 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.