#3589B4#3589B4

#3589B4 is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.8% C 0.103 H 234.7°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#3589B4
RGB	rgb(53, 137, 180)
HSL	hsl(200, 55%, 46%)
HSV	hsv(200, 71%, 71%)
CMYK	cmyk(70.6%, 23.9%, 0%, 29.4%)
CIE-LAB	lab(53.96, -11.03, -29.90)
CIE-LCH	lch(53.96, 31.87, 249.75°)
OKLab	oklab(59.82% -0.0595 -0.0841)
OKLCH	oklch(59.82% 0.103 234.7)
XYZ	xyz(18.6488, 21.9414, 46.4234)
Luminance	0.2194 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3589B4 #B46035

analogous

#35B49F #3589B4 #3549B4

triadic

#3589B4 #B43589 #89B435

tetradic

#3589B4 #9F35B4 #B46035 #49B435

square

#3589B4 #9F35B4 #B46035 #49B435

split-complementary

#3589B4 #B43549 #B49F35

monochromatic

#194155 #276585 #3589B4 #58A6CE #88BFDC

Accessibility & contrast

On white

3.90

#3589B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#3589B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3589B4

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3589B4	#FFFFFF	#000000	##000000
##3589B4	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7488B6

Deuteranopia (green-blind)

#637CB3

Tritanopia (blue-blind)

#009498

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3589b4;
/* rgb */ color: rgb(53, 137, 180);
/* oklch */ color: oklch(59.8% 0.103 234.7);

Tailwind

colors: {
  custom: {
    50: '#7cabca',
    500: '#3589b4',
    950: '#000000',
  },
}

SCSS

$custom: #3589b4;
$custom-light: #7cabca;
$custom-dark: #000000;

JSON

{
  "hex": "#3589b4",
  "rgb": {
    "r": 53,
    "g": 137,
    "b": 180
  },
  "hsl": {
    "h": 200.315,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.59822,
    "c": 0.10303,
    "h": 234.7
  },
  "luminance": 0.21943
}

Semantic roles & 50–950 ramp

primary

#3589B4

secondary

#C6977F

accent

#7C4ADE

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3589B4

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

Preview Lab → · Contrast checker → · Palette generator →