#5991E5#5991E5

#5991E5 is a light, vivid blue. Relative luminance 0.280; OKLCH L 65.6% C 0.139 H 258.3°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#5991E5
RGB	rgb(89, 145, 229)
HSL	hsl(216, 73%, 62%)
HSV	hsv(216, 61%, 90%)
CMYK	cmyk(61.1%, 36.7%, 0%, 10.2%)
CIE-LAB	lab(59.92, 6.98, -48.09)
CIE-LCH	lch(59.92, 48.59, 278.26°)
OKLab	oklab(65.63% -0.0282 -0.1364)
OKLCH	oklch(65.63% 0.139 258.3)
XYZ	xyz(28.3831, 28.0292, 78.0280)
Luminance	0.2803 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5991E5 #E5AD59

analogous

#59D7E5 #5991E5 #6759E5

triadic

#5991E5 #E55991 #91E559

tetradic

#5991E5 #E559D7 #E5AD59 #59E567

square

#5991E5 #E559D7 #E5AD59 #59E567

split-complementary

#5991E5 #E56759 #D7E559

monochromatic

#1A54A9 #246EDD #5991E5 #8EB4ED #C3D7F6

Accessibility & contrast

On white

3.18

#5991E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#5991E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5991E5

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5991E5	#FFFFFF	#000000	##000000
##5991E5	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D98E8

Deuteranopia (green-blind)

#5A8AE3

Tritanopia (blue-blind)

#00A4B0

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #5991e5;
/* rgb */ color: rgb(89, 145, 229);
/* oklch */ color: oklch(65.6% 0.139 258.3);

Tailwind

colors: {
  custom: {
    50: '#93b0ed',
    500: '#5991e5',
    950: '#000000',
  },
}

SCSS

$custom: #5991e5;
$custom-light: #93b0ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5991e5",
  "rgb": {
    "r": 89,
    "g": 145,
    "b": 229
  },
  "hsl": {
    "h": 216,
    "s": 72.917,
    "l": 62.353
  },
  "oklch": {
    "l": 0.65629,
    "c": 0.13931,
    "h": 258.3
  },
  "luminance": 0.28032
}

Semantic roles & 50–950 ramp

primary

#5991E5

secondary

#E6D2B3

accent

#8610D5

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5991E5

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

Preview Lab → · Contrast checker → · Palette generator →