#5991E6#5991E6

#5991E6 is a light, vivid blue. Relative luminance 0.281; OKLCH L 65.7% C 0.141 H 258.5°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#5991E6
RGB	rgb(89, 145, 230)
HSL	hsl(216, 74%, 63%)
HSV	hsv(216, 61%, 90%)
CMYK	cmyk(61.3%, 37%, 0%, 9.8%)
CIE-LAB	lab(59.97, 7.31, -48.56)
CIE-LCH	lch(59.97, 49.11, 278.56°)
OKLab	oklab(65.69% -0.028 -0.1378)
OKLCH	oklch(65.69% 0.141 258.5)
XYZ	xyz(28.5231, 28.0852, 78.7654)
Luminance	0.2809 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5991E6 #E6AE59

analogous

#59D8E6 #5991E6 #6759E6

triadic

#5991E6 #E65991 #91E659

tetradic

#5991E6 #E659D8 #E6AE59 #59E667

square

#5991E6 #E659D8 #E6AE59 #59E667

split-complementary

#5991E6 #E66759 #D8E659

monochromatic

#1A53AB #246EDE #5991E6 #8EB4EE #C3D7F6

Accessibility & contrast

On white

3.17

#5991E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#5991E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5991E6

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5991E6	#FFFFFF	#000000	##000000
##5991E6	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)

#6C98E9

Deuteranopia (green-blind)

#598AE4

Tritanopia (blue-blind)

#00A4B0

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #5991e6;
/* rgb */ color: rgb(89, 145, 230);
/* oklch */ color: oklch(65.7% 0.141 258.5);

Tailwind

colors: {
  custom: {
    50: '#93b0ee',
    500: '#5991e6',
    950: '#000000',
  },
}

SCSS

$custom: #5991e6;
$custom-light: #93b0ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5991e6",
  "rgb": {
    "r": 89,
    "g": 145,
    "b": 230
  },
  "hsl": {
    "h": 216.17,
    "s": 73.822,
    "l": 62.549
  },
  "oklch": {
    "l": 0.65685,
    "c": 0.14063,
    "h": 258.5
  },
  "luminance": 0.28088
}

Semantic roles & 50–950 ramp

primary

#5991E6

secondary

#E7D3B4

accent

#8710D6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5991E6

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

Preview Lab → · Contrast checker → · Palette generator →