#5791E8#5791E8

#5791E8 is a light, vivid blue. Relative luminance 0.281; OKLCH L 65.7% C 0.144 H 258.3°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#5791E8
RGB	rgb(87, 145, 232)
HSL	hsl(216, 76%, 63%)
HSV	hsv(216, 63%, 91%)
CMYK	cmyk(62.5%, 37.5%, 0%, 9%)
CIE-LAB	lab(59.98, 7.62, -49.65)
CIE-LCH	lch(59.98, 50.24, 278.72°)
OKLab	oklab(65.71% -0.0292 -0.141)
OKLCH	oklch(65.71% 0.144 258.3)
XYZ	xyz(28.6162, 28.1006, 80.2442)
Luminance	0.2810 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5791E8 #E8AE57

analogous

#57D9E8 #5791E8 #6657E8

triadic

#5791E8 #E85791 #91E857

tetradic

#5791E8 #E857D9 #E8AE57 #57E866

square

#5791E8 #E857D9 #E8AE57 #57E866

split-complementary

#5791E8 #E86657 #D9E857

monochromatic

#1853AD #216EE1 #5791E8 #8DB4EF #C3D7F7

Accessibility & contrast

On white

3.17

#5791E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#5791E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5791E8

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5791E8	#FFFFFF	#000000	##000000
##5791E8	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B98EC

Deuteranopia (green-blind)

#578AE6

Tritanopia (blue-blind)

#00A5B1

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5791e8;
/* rgb */ color: rgb(87, 145, 232);
/* oklch */ color: oklch(65.7% 0.144 258.3);

Tailwind

colors: {
  custom: {
    50: '#93b0f0',
    500: '#5791e8',
    950: '#000000',
  },
}

SCSS

$custom: #5791e8;
$custom-light: #93b0f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5791e8",
  "rgb": {
    "r": 87,
    "g": 145,
    "b": 232
  },
  "hsl": {
    "h": 216,
    "s": 75.916,
    "l": 62.549
  },
  "oklch": {
    "l": 0.65705,
    "c": 0.14402,
    "h": 258.3
  },
  "luminance": 0.28103
}

Semantic roles & 50–950 ramp

primary

#5791E8

secondary

#E8D3B3

accent

#870DD8

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5791E8

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

Preview Lab → · Contrast checker → · Palette generator →