#5586CF
Closest named color: Dark Sky Blue (#448EE4). oklch(61.8% 0.123 258.2), rgb(85, 134, 207).
Aa
Black text reads best on this color (5.69:1).
About this color
#5586CF is a medium-dark, moderately saturated blue. In OKLCH its lightness is 62%, its chroma 0.123 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.035 away. Black text reads best on it, at 5.69:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 5.69:1 |
| White text | 3.68:1 |
Values
| HEX | #5586CF |
| RGB | rgb(85, 134, 207) |
| HSL | hsl(216, 56%, 57%) |
| OKLCH | oklch(61.8% 0.123 258.2) |
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 #5586CF | 3.68:1 | AA large text | Lc -69.8 | Content text, not long reading |
| Black text on #5586CF | 5.69:1 | AA | Lc 39.8 | Non-text elements, placeholder text |
| #5586CF text on white | 3.68:1 | AA large text | Lc 64.3 | Content text, not long reading |
| #5586CF text on black | 5.69:1 | AA | Lc -37.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200
#CCDAF0
oklch(88.5% 0.034 259.4)
-
Step 300
300
#A9C2E8
oklch(80.8% 0.061 258.7)
-
Step 400
400
#7BA2DD
oklch(70.7% 0.097 258.5)
-
Step 500
500 (this color)
#5586CF
oklch(61.8% 0.123 258.2)
-
Step 600
600
#3E72C0
oklch(55.5% 0.134 258.4)
-
Step 700
700
#3060A6
oklch(49.2% 0.124 258)
-
Step 800
800
#284E87
oklch(42.6% 0.104 258.4)
-
Step 900
900
#25426C
oklch(37.8% 0.08 257.7)
-
Step 950
950
#16273F
oklch(27.1% 0.05 257.1)
#5586CF 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) | #678BD2 | 0.026 |
| Deuteranopia (no green cones) | #5780CD | 0.016 |
| Tritanopia (no blue cones) | #0096A1 | 0.105 |
| Achromatopsia (no color) | #858585 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5586CF
#5586CF
oklch(61.8% 0.123 258.2)
- #AE7B14
#AE7B14
oklch(61.9% 0.124 78.1)
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 #5586CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.035
- Cool Blue #4984B8 ΔE 0.038
- Faded Blue #658CBB ΔE 0.042
- Water Blue #0E87CC ΔE 0.044
- Soft Blue #6488EA ΔE 0.045
- Steel Blue #4682B4 ΔE 0.046
- Off Blue #5684AE ΔE 0.050
- Dusty Blue #5A86AD ΔE 0.053
Use #5586CF 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.