#5772C8
Closest named color: Windows Blue (#3778BF). oklch(57.3% 0.136 268.7), rgb(87, 114, 200).
Aa
Black text reads best on this color (4.64:1).
About this color
#5772C8 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 57%, its chroma 0.136 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Windows Blue (#3778BF), ΔE 0.038 away. Black text reads best on it, at 4.64:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Windows Blue (#3778BF) |
| Black text | 4.64:1 |
| White text | 4.51:1 |
Values
| HEX | #5772C8 |
| RGB | rgb(87, 114, 200) |
| HSL | hsl(226, 51%, 56%) |
| OKLCH | oklch(57.3% 0.136 268.7) |
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 #5772C8 | 4.51:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #5772C8 | 4.64:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #5772C8 text on white | 4.51:1 | AA | Lc 71.2 | Content text, not long reading |
| #5772C8 text on black | 4.64:1 | AA | Lc -30.5 | 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 600.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200
#D0D9F0
oklch(88.6% 0.033 268.7)
-
Step 300
300
#B0C0E9
oklch(80.9% 0.061 268.3)
-
Step 400
400
#879EDE
oklch(70.7% 0.098 268.7)
-
Step 500
500
#6A85D5
oklch(63.1% 0.125 268.6)
-
Step 600
600 (this color)
#5772C8
oklch(57.3% 0.136 268.7)
-
Step 700
700
#435BA8
oklch(49.2% 0.126 268.5)
-
Step 800
800
#374A88
oklch(42.6% 0.105 268.8)
-
Step 900
900
#303F6D
oklch(37.8% 0.081 268.7)
-
Step 950
950
#1C2540
oklch(27.1% 0.052 268.8)
#5772C8 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) | #4D7CCB | 0.027 |
| Deuteranopia (no green cones) | #3E72C6 | 0.027 |
| Tritanopia (no blue cones) | #0B8593 | 0.122 |
| Achromatopsia (no color) | #767676 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5772C8
#5772C8
oklch(57.3% 0.136 268.7)
- #947300
#947300
oklch(57.2% 0.117 88.6)
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 #5772C8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Windows Blue #3778BF ΔE 0.038
- French Blue #436BAD ΔE 0.052
- Dark Periwinkle #665FD1 ΔE 0.053
- Royal Blue #4169E1 ΔE 0.054
- Flat Blue #3C73A8 ΔE 0.060
- Cool Blue #4984B8 ΔE 0.061
- Steel Blue #4682B4 ΔE 0.061
- Mid Blue #276AB3 ΔE 0.064
Use #5772C8 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.