#3597B8#3597B8

#3597B8 is a light, moderate cyan. Relative luminance 0.264; OKLCH L 63.4% C 0.101 H 224.5°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#3597B8
RGB	rgb(53, 151, 184)
HSL	hsl(195, 55%, 46%)
HSV	hsv(195, 71%, 72%)
CMYK	cmyk(71.2%, 17.9%, 0%, 27.8%)
CIE-LAB	lab(58.37, -17.40, -25.37)
CIE-LCH	lch(58.37, 30.76, 235.56°)
OKLab	oklab(63.39% -0.0723 -0.071)
OKLCH	oklch(63.39% 0.101 224.5)
XYZ	xyz(21.1830, 26.3484, 49.3074)
Luminance	0.2635 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3597B8 #B85635

analogous

#35B898 #3597B8 #3555B8

triadic

#3597B8 #B83597 #97B835

tetradic

#3597B8 #9835B8 #B85635 #55B835

square

#3597B8 #9835B8 #B85635 #55B835

split-complementary

#3597B8 #B83555 #B89835

monochromatic

#1A4959 #277088 #3597B8 #5BB2D0 #8AC8DD

Accessibility & contrast

On white

3.35

#3597B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#3597B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3597B8

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3597B8	#FFFFFF	#000000	##000000
##3597B8	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8594BA

Deuteranopia (green-blind)

#7387B8

Tritanopia (blue-blind)

#00A1A2

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3597b8;
/* rgb */ color: rgb(53, 151, 184);
/* oklch */ color: oklch(63.4% 0.101 224.5);

Tailwind

colors: {
  custom: {
    50: '#7db5cd',
    500: '#3597b8',
    950: '#000000',
  },
}

SCSS

$custom: #3597b8;
$custom-light: #7db5cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3597b8",
  "rgb": {
    "r": 53,
    "g": 151,
    "b": 184
  },
  "hsl": {
    "h": 195.115,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.63391,
    "c": 0.10131,
    "h": 224.5
  },
  "luminance": 0.26351
}

Semantic roles & 50–950 ramp

primary

#3597B8

secondary

#C79381

accent

#6F49DF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3597B8

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

Preview Lab → · Contrast checker → · Palette generator →