#5374EF#5374EF

#5374EF is a mid, vivid blue. Relative luminance 0.206; OKLCH L 60.0% C 0.188 H 268.8°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#5374EF
RGB	rgb(83, 116, 239)
HSL	hsl(227, 83%, 63%)
HSV	hsv(227, 65%, 94%)
CMYK	cmyk(65.3%, 51.5%, 0%, 6.3%)
CIE-LAB	lab(52.46, 26.90, -65.59)
CIE-LCH	lch(52.46, 70.89, 292.30°)
OKLab	oklab(60.02% -0.0039 -0.1883)
OKLCH	oklch(60.02% 0.188 268.8)
XYZ	xyz(25.3873, 20.5594, 84.2751)
Luminance	0.2056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5374EF #EFCE53

analogous

#53C2EF #5374EF #8053EF

triadic

#5374EF #EF5374 #74EF53

tetradic

#5374EF #EF53C2 #EFCE53 #53EF80

square

#5374EF #EF53C2 #EFCE53 #53EF80

split-complementary

#5374EF #EF8053 #C2EF53

monochromatic

#1134B7 #1B47EA #5374EF #8BA1F4 #C3CEF9

Accessibility & contrast

On white

4.11

#5374EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#5374EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5374EF

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5374EF	#FFFFFF	#000000	##000000
##5374EF	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2785F3

Deuteranopia (green-blind)

#0076EC

Tritanopia (blue-blind)

#0091A6

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #5374ef;
/* rgb */ color: rgb(83, 116, 239);
/* oklch */ color: oklch(60.0% 0.188 268.8);

Tailwind

colors: {
  custom: {
    50: '#939bf5',
    500: '#5374ef',
    950: '#000000',
  },
}

SCSS

$custom: #5374ef;
$custom-light: #939bf5;
$custom-dark: #000000;

JSON

{
  "hex": "#5374ef",
  "rgb": {
    "r": 83,
    "g": 116,
    "b": 239
  },
  "hsl": {
    "h": 227.308,
    "s": 82.979,
    "l": 63.137
  },
  "oklch": {
    "l": 0.60018,
    "c": 0.18834,
    "h": 268.8
  },
  "luminance": 0.20562
}

Semantic roles & 50–950 ramp

primary

#5374EF

secondary

#EBDFB3

accent

#B106DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5374EF

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

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