#5598FB#5598FB

#5598FB is a light, vivid blue. Relative luminance 0.314; OKLCH L 68.2% C 0.162 H 258.1°. Best body text is #000000 at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#5598FB
RGB	rgb(85, 152, 251)
HSL	hsl(216, 95%, 66%)
HSV	hsv(216, 66%, 98%)
CMYK	cmyk(66.1%, 39.4%, 0%, 1.6%)
CIE-LAB	lab(62.80, 9.55, -55.64)
CIE-LCH	lch(62.80, 56.46, 279.74°)
OKLab	oklab(68.2% -0.0334 -0.1585)
OKLCH	oklch(68.2% 0.162 258.1)
XYZ	xyz(32.3809, 31.3496, 95.5927)
Luminance	0.3135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5598FB #FBB855

analogous

#55EBFB #5598FB #6555FB

triadic

#5598FB #FB5598 #98FB55

tetradic

#5598FB #FB55EB #FBB855 #55FB65

square

#5598FB #FB55EB #FBB855 #55FB65

split-complementary

#5598FB #FB6555 #EBFB55

monochromatic

#0557D1 #1974FA #5598FB #91BCFC #CDE0FE

Accessibility & contrast

On white

2.89

#5598FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.27

#5598FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5598FB

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5598FB	#FFFFFF	#000000	##000000
##5598FB	1.00	2.89	7.27	7.27
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.27	21.00	1.00	1.00
##000000	7.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6BA0FF

Deuteranopia (green-blind)

#5291F9

Tritanopia (blue-blind)

#00AFBD

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #5598fb;
/* rgb */ color: rgb(85, 152, 251);
/* oklch */ color: oklch(68.2% 0.162 258.1);

Tailwind

colors: {
  custom: {
    50: '#95b5fd',
    500: '#5598fb',
    950: '#000000',
  },
}

SCSS

$custom: #5598fb;
$custom-light: #95b5fd;
$custom-dark: #000000;

JSON

{
  "hex": "#5598fb",
  "rgb": {
    "r": 85,
    "g": 152,
    "b": 251
  },
  "hsl": {
    "h": 215.783,
    "s": 95.402,
    "l": 65.882
  },
  "oklch": {
    "l": 0.68196,
    "c": 0.16199,
    "h": 258.1
  },
  "luminance": 0.31353
}

Semantic roles & 50–950 ramp

primary

#5598FB

secondary

#F1DBBA

accent

#8900E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0F1118

muted

#7E8086

Preview Lab

Preview with #5598FB

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

Preview Lab → · Contrast checker → · Palette generator →