#3597B2#3597B2

#3597B2 is a light, moderate cyan. Relative luminance 0.261; OKLCH L 63.1% C 0.097 H 219.9°. Best body text is #000000 at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#3597B2
RGB	rgb(53, 151, 178)
HSL	hsl(193, 54%, 45%)
HSV	hsv(193, 70%, 70%)
CMYK	cmyk(70.2%, 15.2%, 0%, 30.2%)
CIE-LAB	lab(58.13, -19.36, -22.32)
CIE-LCH	lch(58.13, 29.55, 229.07°)
OKLab	oklab(63.13% -0.0746 -0.0623)
OKLCH	oklch(63.13% 0.097 219.9)
XYZ	xyz(20.5674, 26.1021, 46.0651)
Luminance	0.2610 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3597B2 #B25035

analogous

#35B28E #3597B2 #3558B2

triadic

#3597B2 #B23597 #97B235

tetradic

#3597B2 #8E35B2 #B25035 #58B235

square

#3597B2 #8E35B2 #B25035 #58B235

split-complementary

#3597B2 #B23558 #B28E35

monochromatic

#194754 #276F83 #3597B2 #57B4CD #86C9DB

Accessibility & contrast

On white

3.38

#3597B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.22

#3597B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3597B2

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3597B2	#FFFFFF	#000000	##000000
##3597B2	1.00	3.38	6.22	6.22
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.22	21.00	1.00	1.00
##000000	6.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8693B3

Deuteranopia (green-blind)

#7586B2

Tritanopia (blue-blind)

#00A0A0

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3597b2;
/* rgb */ color: rgb(53, 151, 178);
/* oklch */ color: oklch(63.1% 0.097 219.9);

Tailwind

colors: {
  custom: {
    50: '#7db5c9',
    500: '#3597b2',
    950: '#000000',
  },
}

SCSS

$custom: #3597b2;
$custom-light: #7db5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3597b2",
  "rgb": {
    "r": 53,
    "g": 151,
    "b": 178
  },
  "hsl": {
    "h": 192.96,
    "s": 54.113,
    "l": 45.294
  },
  "oklch": {
    "l": 0.63128,
    "c": 0.09722,
    "h": 219.9
  },
  "luminance": 0.26104
}

Semantic roles & 50–950 ramp

primary

#3597B2

secondary

#C58D7E

accent

#6A4ADD

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3597B2

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

Preview Lab → · Contrast checker → · Palette generator →