#3597BE#3597BE

#3597BE is a light, moderate cyan. Relative luminance 0.266; OKLCH L 63.7% C 0.106 H 228.7°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#3597BE
RGB	rgb(53, 151, 190)
HSL	hsl(197, 56%, 48%)
HSV	hsv(197, 72%, 75%)
CMYK	cmyk(72.1%, 20.5%, 0%, 25.5%)
CIE-LAB	lab(58.61, -15.40, -28.39)
CIE-LCH	lch(58.61, 32.30, 241.52°)
OKLab	oklab(63.66% -0.07 -0.0796)
OKLCH	oklch(63.66% 0.106 228.7)
XYZ	xyz(21.8253, 26.6053, 52.6903)
Luminance	0.2661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3597BE #BE5C35

analogous

#35BEA0 #3597BE #3553BE

triadic

#3597BE #BE3597 #97BE35

tetradic

#3597BE #A035BE #BE5C35 #53BE35

square

#3597BE #A035BE #BE5C35 #53BE35

split-complementary

#3597BE #BE3553 #BEA035

monochromatic

#1A4B5E #28718E #3597BE #5EB1D2 #8EC8DF

Accessibility & contrast

On white

3.32

#3597BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#3597BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3597BE

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3597BE	#FFFFFF	#000000	##000000
##3597BE	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8395C0

Deuteranopia (green-blind)

#7087BD

Tritanopia (blue-blind)

#00A2A4

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3597be;
/* rgb */ color: rgb(53, 151, 190);
/* oklch */ color: oklch(63.7% 0.106 228.7);

Tailwind

colors: {
  custom: {
    50: '#7eb5d1',
    500: '#3597be',
    950: '#000000',
  },
}

SCSS

$custom: #3597be;
$custom-light: #7eb5d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3597be",
  "rgb": {
    "r": 53,
    "g": 151,
    "b": 190
  },
  "hsl": {
    "h": 197.08,
    "s": 56.379,
    "l": 47.647
  },
  "oklch": {
    "l": 0.63663,
    "c": 0.10605,
    "h": 228.7
  },
  "luminance": 0.26608
}

Semantic roles & 50–950 ramp

primary

#3597BE

secondary

#CA9985

accent

#7348E0

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3597BE

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

Preview Lab → · Contrast checker → · Palette generator →