#5597FB#5597FB

#5597FB is a light, vivid blue. Relative luminance 0.310; OKLCH L 68.0% C 0.163 H 258.5°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#5597FB
RGB	rgb(85, 151, 251)
HSL	hsl(216, 95%, 66%)
HSV	hsv(216, 66%, 98%)
CMYK	cmyk(66.1%, 39.8%, 0%, 1.6%)
CIE-LAB	lab(62.53, 10.14, -56.07)
CIE-LCH	lch(62.53, 56.98, 280.25°)
OKLab	oklab(67.99% -0.0324 -0.1598)
OKLCH	oklch(67.99% 0.163 258.5)
XYZ	xyz(32.2193, 31.0263, 95.5388)
Luminance	0.3103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5597FB #FBB955

analogous

#55EAFB #5597FB #6655FB

triadic

#5597FB #FB5597 #97FB55

tetradic

#5597FB #FB55EA #FBB955 #55FB66

square

#5597FB #FB55EA #FBB955 #55FB66

split-complementary

#5597FB #FB6655 #EAFB55

monochromatic

#0556D1 #1972FA #5597FB #91BCFC #CDE0FE

Accessibility & contrast

On white

2.91

#5597FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#5597FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5597FB

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5597FB	#FFFFFF	#000000	##000000
##5597FB	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#69A0FF

Deuteranopia (green-blind)

#5090F9

Tritanopia (blue-blind)

#00AEBD

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #5597fb;
/* rgb */ color: rgb(85, 151, 251);
/* oklch */ color: oklch(68.0% 0.163 258.5);

Tailwind

colors: {
  custom: {
    50: '#95b5fd',
    500: '#5597fb',
    950: '#000000',
  },
}

SCSS

$custom: #5597fb;
$custom-light: #95b5fd;
$custom-dark: #000000;

JSON

{
  "hex": "#5597fb",
  "rgb": {
    "r": 85,
    "g": 151,
    "b": 251
  },
  "hsl": {
    "h": 216.145,
    "s": 95.402,
    "l": 65.882
  },
  "oklch": {
    "l": 0.67986,
    "c": 0.16307,
    "h": 258.5
  },
  "luminance": 0.3103
}

Semantic roles & 50–950 ramp

primary

#5597FB

secondary

#F1DCBA

accent

#8A00E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0F1118

muted

#7E8086

Preview Lab

Preview with #5597FB

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

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