#5A82CF
Closest named color: Dark Sky Blue (#448EE4). oklch(61.2% 0.126 262.5), rgb(90, 130, 207).
Aa
Black text reads best on this color (5.52:1).
About this color
#5A82CF is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.126 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.042 away. Black text reads best on it, at 5.52:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 5.52:1 |
| White text | 3.79:1 |
Values
| HEX | #5A82CF |
| RGB | rgb(90, 130, 207) |
| HSL | hsl(219, 55%, 58%) |
| OKLCH | oklch(61.2% 0.126 262.5) |
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 #5A82CF | 3.79:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #5A82CF | 5.52:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #5A82CF text on white | 3.79:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #5A82CF text on black | 5.52:1 | AA | Lc -36.3 | 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
#E4EAF6
oklch(93.6% 0.017 264.5)
-
Step 200
200
#CDDAF0
oklch(88.5% 0.033 261)
-
Step 300
300
#ACC1E9
oklch(80.9% 0.061 263.2)
-
Step 400
400
#7FA0DE
oklch(70.6% 0.099 262.5)
-
Step 500
500 (this color)
#5A82CF
oklch(61.2% 0.126 262.5)
-
Step 600
600
#4670C3
oklch(55.6% 0.137 262.6)
-
Step 700
700
#385DA8
oklch(49% 0.128 262.8)
-
Step 800
800
#2E4D88
oklch(42.8% 0.105 262)
-
Step 900
900
#29406D
oklch(37.6% 0.083 262.6)
-
Step 950
950
#182640
oklch(27% 0.052 262)
#5A82CF 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) | #6289D2 | 0.022 |
| Deuteranopia (no green cones) | #537ECD | 0.014 |
| Tritanopia (no blue cones) | #00939F | 0.112 |
| Achromatopsia (no color) | #838383 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A82CF
#5A82CF
oklch(61.2% 0.126 262.5)
- #A97B01
#A97B01
oklch(61.2% 0.126 82.2)
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 #5A82CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.042
- Cool Blue #4984B8 ΔE 0.042
- Soft Blue #6488EA ΔE 0.044
- Steel Blue #4682B4 ΔE 0.048
- Faded Blue #658CBB ΔE 0.048
- Water Blue #0E87CC ΔE 0.050
- Windows Blue #3778BF ΔE 0.052
- Off Blue #5684AE ΔE 0.054
Use #5A82CF 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.