#586FAD
Closest named color: French Blue (#436BAD). oklch(55.1% 0.101 267.6), rgb(88, 111, 173).
Aa
White text reads best on this color (4.89:1).
About this color
#586FAD is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.101 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.029 away. White text reads best on it, at 4.89:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.29:1 |
| White text | 4.89:1 |
Values
| HEX | #586FAD |
| RGB | rgb(88, 111, 173) |
| HSL | hsl(224, 34%, 51%) |
| OKLCH | oklch(55.1% 0.101 267.6) |
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 #586FAD | 4.89:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #586FAD | 4.29:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #586FAD text on white | 4.89:1 | AA | Lc 73.8 | Content text, not long reading |
| #586FAD text on black | 4.29:1 | AA large text | Lc -27.9 | 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 600.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D2D9EA
oklch(88.5% 0.025 267.9)
-
Step 300
300
#B4C0DF
oklch(80.9% 0.046 268.6)
-
Step 400
400
#8DA0CF
oklch(70.8% 0.072 267.5)
-
Step 500
500
#7187C2
oklch(63% 0.093 268)
-
Step 600
600 (this color)
#586FAD
oklch(55.1% 0.101 267.6)
-
Step 700
700
#495E96
oklch(49.1% 0.094 267.3)
-
Step 800
800
#3C4D7A
oklch(42.7% 0.078 267.4)
-
Step 900
900
#334062
oklch(37.6% 0.061 267.5)
-
Step 950
950
#1E2639
oklch(27% 0.037 266.4)
#586FAD 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) | #5875B0 | 0.017 |
| Deuteranopia (no green cones) | #4F6DAC | 0.013 |
| Tritanopia (no blue cones) | #357C86 | 0.090 |
| Achromatopsia (no color) | #717171 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #586FAD
#586FAD
oklch(55.1% 0.101 267.6)
- #8B6E1E
#8B6E1E
oklch(55.2% 0.101 87.8)
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 #586FAD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.029
- Flat Blue #3C73A8 ΔE 0.033
- Dull Blue #49759C ΔE 0.040
- Muted Blue #3B719F ΔE 0.041
- Windows Blue #3778BF ΔE 0.043
- Stormy Blue #507B9C ΔE 0.050
- Cerulean #457B9D ΔE 0.051
- Steel Blue #4682B4 ΔE 0.053
Use #586FAD 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.