#5791E4#5791E4

#5791E4 is a light, vivid blue. Relative luminance 0.279; OKLCH L 65.5% C 0.139 H 257.5°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#5791E4
RGB	rgb(87, 145, 228)
HSL	hsl(215, 72%, 62%)
HSV	hsv(215, 62%, 89%)
CMYK	cmyk(61.8%, 36.4%, 0%, 10.6%)
CIE-LAB	lab(59.78, 6.29, -47.76)
CIE-LCH	lch(59.78, 48.17, 277.50°)
OKLab	oklab(65.48% -0.0301 -0.1355)
OKLCH	oklch(65.48% 0.139 257.5)
XYZ	xyz(28.0545, 27.8759, 77.2859)
Luminance	0.2788 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5791E4 #E4AA57

analogous

#57D8E4 #5791E4 #6457E4

triadic

#5791E4 #E45791 #91E457

tetradic

#5791E4 #E457D8 #E4AA57 #57E464

square

#5791E4 #E457D8 #E4AA57 #57E464

split-complementary

#5791E4 #E46457 #D8E457

monochromatic

#1B54A6 #236FDB #5791E4 #8CB4EC #C0D6F5

Accessibility & contrast

On white

3.19

#5791E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#5791E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5791E4

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5791E4	#FFFFFF	#000000	##000000
##5791E4	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D97E7

Deuteranopia (green-blind)

#5A8AE2

Tritanopia (blue-blind)

#00A4B0

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #5791e4;
/* rgb */ color: rgb(87, 145, 228);
/* oklch */ color: oklch(65.5% 0.139 257.5);

Tailwind

colors: {
  custom: {
    50: '#92b0ed',
    500: '#5791e4',
    950: '#000000',
  },
}

SCSS

$custom: #5791e4;
$custom-light: #92b0ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5791e4",
  "rgb": {
    "r": 87,
    "g": 145,
    "b": 228
  },
  "hsl": {
    "h": 215.319,
    "s": 72.308,
    "l": 61.765
  },
  "oklch": {
    "l": 0.65481,
    "c": 0.1388,
    "h": 257.5
  },
  "luminance": 0.27878
}

Semantic roles & 50–950 ramp

primary

#5791E4

secondary

#E6D0B1

accent

#8411D4

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5791E4

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

Preview Lab → · Contrast checker → · Palette generator →