#586589
Closest named color: Dusky Blue (#475F94). oklch(51% 0.06 268.9), rgb(88, 101, 137).
Aa
White text reads best on this color (5.77:1).
About this color
#586589 is a medium-dark, muted blue. In OKLCH its lightness is 51%, its chroma 0.060 and its hue 269°. 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 5.77:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.63:1 |
| White text | 5.77:1 |
Values
| HEX | #586589 |
| RGB | rgb(88, 101, 137) |
| HSL | hsl(224, 22%, 44%) |
| OKLCH | oklch(51% 0.06 268.9) |
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 #586589 | 5.77:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #586589 | 3.63:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #586589 text on white | 5.77:1 | AA | Lc 78.9 | Fine for body text |
| #586589 text on black | 3.63:1 | AA large text | Lc -22.9 | 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
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D5D9E4
oklch(88.5% 0.016 270)
-
Step 300
300
#B9C0D4
oklch(80.9% 0.029 270.3)
-
Step 400
400
#95A0BE
oklch(70.7% 0.046 269.4)
-
Step 500
500
#7B88AE
oklch(63% 0.059 270)
-
Step 600
600
#64729A
oklch(55.6% 0.065 269.3)
-
Step 700
700 (this color)
#586589
oklch(51% 0.06 268.9)
-
Step 800
800
#444E6B
oklch(42.7% 0.05 269.5)
-
Step 900
900
#394156
oklch(37.7% 0.038 268.4)
-
Step 950
950
#212633
oklch(27% 0.025 268.3)
#586589 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) | #59688B | 0.009 |
| Deuteranopia (no green cones) | #556488 | 0.006 |
| Tritanopia (no blue cones) | #4A6C71 | 0.054 |
| Achromatopsia (no color) | #666666 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #586589
#586589
oklch(51% 0.06 268.9)
- #74653D
#74653D
oklch(51.1% 0.06 89.6)
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 #586589, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.037
- Denim #3B638C ΔE 0.037
- Slate #516572 ΔE 0.040
- Metallic Blue #4F738E ΔE 0.040
- Dusty Grape #545775 ΔE 0.047
- Dull Blue #49759C ΔE 0.049
- Muted Blue #3B719F ΔE 0.049
- Dusk #4E5481 ΔE 0.053
Use #586589 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.