#5B7CEE#5B7CEE

#5B7CEE is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.9% C 0.175 H 268.7°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#5B7CEE
RGB	rgb(91, 124, 238)
HSL	hsl(227, 81%, 65%)
HSV	hsv(227, 62%, 93%)
CMYK	cmyk(61.8%, 47.9%, 0%, 6.7%)
CIE-LAB	lab(54.88, 22.98, -61.12)
CIE-LCH	lch(54.88, 65.30, 290.60°)
OKLab	oklab(61.94% -0.0039 -0.1749)
OKLCH	oklch(61.94% 0.175 268.7)
XYZ	xyz(26.9494, 22.8102, 83.8550)
Luminance	0.2281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B7CEE #EECD5B

analogous

#5BC5EE #5B7CEE #845BEE

triadic

#5B7CEE #EE5B7C #7CEE5B

tetradic

#5B7CEE #EE5BC5 #EECD5B #5BEE84

square

#5B7CEE #EE5BC5 #EECD5B #5BEE84

split-complementary

#5B7CEE #EE845B #C5EE5B

monochromatic

#1339BB #2450E8 #5B7CEE #92A8F4 #CAD5F9

Accessibility & contrast

On white

3.78

#5B7CEE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#5B7CEE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B7CEE

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B7CEE	#FFFFFF	#000000	##000000
##5B7CEE	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#418AF2

Deuteranopia (green-blind)

#237DEC

Tritanopia (blue-blind)

#0096AA

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5b7cee;
/* rgb */ color: rgb(91, 124, 238);
/* oklch */ color: oklch(61.9% 0.175 268.7);

Tailwind

colors: {
  custom: {
    50: '#96a1f4',
    500: '#5b7cee',
    950: '#000000',
  },
}

SCSS

$custom: #5b7cee;
$custom-light: #96a1f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b7cee",
  "rgb": {
    "r": 91,
    "g": 124,
    "b": 238
  },
  "hsl": {
    "h": 226.531,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.61938,
    "c": 0.17494,
    "h": 268.7
  },
  "luminance": 0.22812
}

Semantic roles & 50–950 ramp

primary

#5B7CEE

secondary

#ECE0B9

accent

#AE08DE

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #5B7CEE

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

Preview Lab → · Contrast checker → · Palette generator →