#3597AE#3597AE

#3597AE is a light, moderate cyan. Relative luminance 0.259; OKLCH L 63.0% C 0.095 H 216.5°. Best body text is #000000 at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#3597AE
RGB	rgb(53, 151, 174)
HSL	hsl(191, 53%, 45%)
HSV	hsv(191, 70%, 68%)
CMYK	cmyk(69.5%, 13.2%, 0%, 31.8%)
CIE-LAB	lab(57.98, -20.65, -20.28)
CIE-LCH	lch(57.98, 28.95, 224.49°)
OKLab	oklab(62.96% -0.0762 -0.0565)
OKLCH	oklch(62.96% 0.095 216.5)
XYZ	xyz(20.1716, 25.9438, 43.9808)
Luminance	0.2595 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3597AE #AE4C35

analogous

#35AE89 #3597AE #355BAE

triadic

#3597AE #AE3597 #97AE35

tetradic

#3597AE #8935AE #AE4C35 #5BAE35

square

#3597AE #8935AE #AE4C35 #5BAE35

split-complementary

#3597AE #AE355B #AE8935

monochromatic

#184650 #276E7F #3597AE #55B5CB #84C9DA

Accessibility & contrast

On white

3.39

#3597AE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.19

#3597AE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3597AE

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3597AE	#FFFFFF	#000000	##000000
##3597AE	1.00	3.39	6.19	6.19
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.19	21.00	1.00	1.00
##000000	6.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8892AF

Deuteranopia (green-blind)

#7786AE

Tritanopia (blue-blind)

#009F9E

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #3597ae;
/* rgb */ color: rgb(53, 151, 174);
/* oklch */ color: oklch(63.0% 0.095 216.5);

Tailwind

colors: {
  custom: {
    50: '#7cb5c6',
    500: '#3597ae',
    950: '#000000',
  },
}

SCSS

$custom: #3597ae;
$custom-light: #7cb5c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3597ae",
  "rgb": {
    "r": 53,
    "g": 151,
    "b": 174
  },
  "hsl": {
    "h": 191.405,
    "s": 53.304,
    "l": 44.51
  },
  "oklch": {
    "l": 0.62957,
    "c": 0.0949,
    "h": 216.5
  },
  "luminance": 0.25946
}

Semantic roles & 50–950 ramp

primary

#3597AE

secondary

#C3897C

accent

#674BDD

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3597AE

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

Preview Lab → · Contrast checker → · Palette generator →