#5A66EE#5A66EE

#5A66EE is a mid, highly saturated blue. Relative luminance 0.178; OKLCH L 57.7% C 0.202 H 274.3°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#5A66EE
RGB	rgb(90, 102, 238)
HSL	hsl(235, 81%, 64%)
HSV	hsv(235, 62%, 93%)
CMYK	cmyk(62.2%, 57.1%, 0%, 6.7%)
CIE-LAB	lab(49.31, 36.24, -70.12)
CIE-LCH	lch(49.31, 78.93, 297.33°)
OKLab	oklab(57.74% 0.0153 -0.2016)
OKLCH	oklch(57.74% 0.202 274.3)
XYZ	xyz(24.3954, 17.8474, 83.0317)
Luminance	0.1785 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A66EE #EEE25A

analogous

#5AB0EE #5A66EE #985AEE

triadic

#5A66EE #EE5A66 #66EE5A

tetradic

#5A66EE #EE5AB0 #EEE25A #5AEE98

square

#5A66EE #EE5AB0 #EEE25A #5AEE98

split-complementary

#5A66EE #EE985A #B0EE5A

monochromatic

#1321BA #2333E8 #5A66EE #9199F4 #C9CDF9

Accessibility & contrast

On white

4.60

#5A66EE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#5A66EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5A66EE

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A66EE	#FFFFFF	#000000	##FFFFFF
##5A66EE	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007CF3

Deuteranopia (green-blind)

#006FEB

Tritanopia (blue-blind)

#0087A0

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5a66ee;
/* rgb */ color: rgb(90, 102, 238);
/* oklch */ color: oklch(57.7% 0.202 274.3);

Tailwind

colors: {
  custom: {
    50: '#9791f4',
    500: '#5a66ee',
    950: '#000000',
  },
}

SCSS

$custom: #5a66ee;
$custom-light: #9791f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5a66ee",
  "rgb": {
    "r": 90,
    "g": 102,
    "b": 238
  },
  "hsl": {
    "h": 235.135,
    "s": 81.319,
    "l": 64.314
  },
  "oklch": {
    "l": 0.57736,
    "c": 0.20221,
    "h": 274.3
  },
  "luminance": 0.17849
}

Semantic roles & 50–950 ramp

primary

#5A66EE

secondary

#ECE7B8

accent

#CC08DE

background

#FAF8FF

surface

#F3F0FE

border

#CDCBD6

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #5A66EE

Body copy rendered with the generated semantic roles for this colour.

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