#5789EB#5789EB

#5789EB is a light, vivid blue. Relative luminance 0.259; OKLCH L 64.2% C 0.157 H 262.5°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#5789EB
RGB	rgb(87, 137, 235)
HSL	hsl(220, 79%, 63%)
HSV	hsv(220, 63%, 92%)
CMYK	cmyk(63%, 41.7%, 0%, 7.8%)
CIE-LAB	lab(57.95, 13.39, -54.54)
CIE-LCH	lch(57.95, 56.16, 283.80°)
OKLab	oklab(64.19% -0.0206 -0.1554)
OKLCH	oklch(64.19% 0.157 262.5)
XYZ	xyz(27.8663, 25.9131, 82.1144)
Luminance	0.2592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5789EB #EBB957

analogous

#57D3EB #5789EB #6F57EB

triadic

#5789EB #EB5789 #89EB57

tetradic

#5789EB #EB57D3 #EBB957 #57EB6F

square

#5789EB #EB57D3 #EBB957 #57EB6F

split-complementary

#5789EB #EB6F57 #D3EB57

monochromatic

#154AB2 #2063E4 #5789EB #8EAFF2 #C4D6F8

Accessibility & contrast

On white

3.40

#5789EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.18

#5789EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5789EB

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5789EB	#FFFFFF	#000000	##000000
##5789EB	1.00	3.40	6.18	6.18
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.18	21.00	1.00	1.00
##000000	6.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C93EF

Deuteranopia (green-blind)

#4685E9

Tritanopia (blue-blind)

#009FAE

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #5789eb;
/* rgb */ color: rgb(87, 137, 235);
/* oklch */ color: oklch(64.2% 0.157 262.5);

Tailwind

colors: {
  custom: {
    50: '#93aaf2',
    500: '#5789eb',
    950: '#000000',
  },
}

SCSS

$custom: #5789eb;
$custom-light: #93aaf2;
$custom-dark: #000000;

JSON

{
  "hex": "#5789eb",
  "rgb": {
    "r": 87,
    "g": 137,
    "b": 235
  },
  "hsl": {
    "h": 219.73,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.64188,
    "c": 0.15681,
    "h": 262.5
  },
  "luminance": 0.25916
}

Semantic roles & 50–950 ramp

primary

#5789EB

secondary

#E9D7B4

accent

#950ADB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5789EB

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

Preview Lab → · Contrast checker → · Palette generator →