#5B7BE4#5B7BE4

#5B7BE4 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.1% C 0.163 H 268.5°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#5B7BE4
RGB	rgb(91, 123, 228)
HSL	hsl(226, 72%, 63%)
HSV	hsv(226, 60%, 89%)
CMYK	cmyk(60.1%, 46.1%, 0%, 10.6%)
CIE-LAB	lab(54.02, 20.25, -56.92)
CIE-LCH	lch(54.02, 60.41, 289.58°)
OKLab	oklab(61.09% -0.0042 -0.1625)
OKLCH	oklch(61.09% 0.163 268.5)
XYZ	xyz(25.3962, 21.9894, 76.2898)
Luminance	0.2199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B7BE4 #E4C45B

analogous

#5BC0E4 #5B7BE4 #7F5BE4

triadic

#5B7BE4 #E45B7B #7BE45B

tetradic

#5B7BE4 #E45BC0 #E4C45B #5BE47F

square

#5B7BE4 #E45BC0 #E4C45B #5BE47F

split-complementary

#5B7BE4 #E47F5B #C0E45B

monochromatic

#1C3DA9 #2651DB #5B7BE4 #90A5ED #C4D0F5

Accessibility & contrast

On white

3.89

#5B7BE4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#5B7BE4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B7BE4

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B7BE4	#FFFFFF	#000000	##000000
##5B7BE4	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4888E8

Deuteranopia (green-blind)

#327BE2

Tritanopia (blue-blind)

#0093A4

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5b7be4;
/* rgb */ color: rgb(91, 123, 228);
/* oklch */ color: oklch(61.1% 0.163 268.5);

Tailwind

colors: {
  custom: {
    50: '#95a0ed',
    500: '#5b7be4',
    950: '#000000',
  },
}

SCSS

$custom: #5b7be4;
$custom-light: #95a0ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5b7be4",
  "rgb": {
    "r": 91,
    "g": 123,
    "b": 228
  },
  "hsl": {
    "h": 225.985,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.6109,
    "c": 0.1626,
    "h": 268.5
  },
  "luminance": 0.21992
}

Semantic roles & 50–950 ramp

primary

#5B7BE4

secondary

#E6DBB4

accent

#A612D4

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5B7BE4

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

Preview Lab → · Contrast checker → · Palette generator →