#5990F8#5990F8

#5990F8 is a light, vivid blue. Relative luminance 0.288; OKLCH L 66.5% C 0.165 H 261.9°. Best body text is #000000 at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#5990F8
RGB	rgb(89, 144, 248)
HSL	hsl(219, 92%, 66%)
HSV	hsv(219, 64%, 97%)
CMYK	cmyk(64.1%, 41.9%, 0%, 2.7%)
CIE-LAB	lab(60.64, 13.92, -57.42)
CIE-LCH	lch(60.64, 59.09, 283.63°)
OKLab	oklab(66.52% -0.0233 -0.1638)
OKLCH	oklch(66.52% 0.165 261.9)
XYZ	xyz(31.0304, 28.8447, 92.7210)
Luminance	0.2885 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5990F8 #F8C159

analogous

#59E0F8 #5990F8 #7159F8

triadic

#5990F8 #F85990 #90F859

tetradic

#5990F8 #F859E0 #F8C159 #59F871

square

#5990F8 #F859E0 #F8C159 #59F871

split-complementary

#5990F8 #F87159 #E0F859

monochromatic

#094DCE #1E69F6 #5990F8 #94B7FA #CEDFFD

Accessibility & contrast

On white

3.10

#5990F8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.77

#5990F8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5990F8

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5990F8	#FFFFFF	#000000	##000000
##5990F8	1.00	3.10	6.77	6.77
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.77	21.00	1.00	1.00
##000000	6.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#609AFC

Deuteranopia (green-blind)

#478BF6

Tritanopia (blue-blind)

#00A8B8

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #5990f8;
/* rgb */ color: rgb(89, 144, 248);
/* oklch */ color: oklch(66.5% 0.165 261.9);

Tailwind

colors: {
  custom: {
    50: '#96b0fb',
    500: '#5990f8',
    950: '#000000',
  },
}

SCSS

$custom: #5990f8;
$custom-light: #96b0fb;
$custom-dark: #000000;

JSON

{
  "hex": "#5990f8",
  "rgb": {
    "r": 89,
    "g": 144,
    "b": 248
  },
  "hsl": {
    "h": 219.245,
    "s": 91.908,
    "l": 66.078
  },
  "oklch": {
    "l": 0.6652,
    "c": 0.16544,
    "h": 261.9
  },
  "luminance": 0.28848
}

Semantic roles & 50–950 ramp

primary

#5990F8

secondary

#F1DEBC

accent

#9600E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F1017

muted

#7E7F85

Preview Lab

Preview with #5990F8

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

Preview Lab → · Contrast checker → · Palette generator →