#3589B5#3589B5

#3589B5 is a mid, moderate cyan. Relative luminance 0.220; OKLCH L 59.9% C 0.104 H 235.3°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#3589B5
RGB	rgb(53, 137, 181)
HSL	hsl(201, 55%, 46%)
HSV	hsv(201, 71%, 71%)
CMYK	cmyk(70.7%, 24.3%, 0%, 29%)
CIE-LAB	lab(54.01, -10.69, -30.41)
CIE-LCH	lch(54.01, 32.23, 250.63°)
OKLab	oklab(59.87% -0.0592 -0.0855)
OKLCH	oklch(59.87% 0.104 235.3)
XYZ	xyz(18.7511, 21.9823, 46.9619)
Luminance	0.2198 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3589B5 #B56135

analogous

#35B5A1 #3589B5 #3549B5

triadic

#3589B5 #B53589 #89B535

tetradic

#3589B5 #A135B5 #B56135 #49B535

square

#3589B5 #A135B5 #B56135 #49B535

split-complementary

#3589B5 #B53549 #B5A135

monochromatic

#194156 #276586 #3589B5 #59A6CE #88BFDC

Accessibility & contrast

On white

3.89

#3589B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#3589B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3589B5

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3589B5	#FFFFFF	#000000	##000000
##3589B5	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7488B7

Deuteranopia (green-blind)

#627CB4

Tritanopia (blue-blind)

#009498

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3589b5;
/* rgb */ color: rgb(53, 137, 181);
/* oklch */ color: oklch(59.9% 0.104 235.3);

Tailwind

colors: {
  custom: {
    50: '#7cabcb',
    500: '#3589b5',
    950: '#000000',
  },
}

SCSS

$custom: #3589b5;
$custom-light: #7cabcb;
$custom-dark: #000000;

JSON

{
  "hex": "#3589b5",
  "rgb": {
    "r": 53,
    "g": 137,
    "b": 181
  },
  "hsl": {
    "h": 200.625,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.59871,
    "c": 0.10401,
    "h": 235.3
  },
  "luminance": 0.21984
}

Semantic roles & 50–950 ramp

primary

#3589B5

secondary

#C69880

accent

#7D4ADE

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3589B5

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

Preview Lab → · Contrast checker → · Palette generator →