#3589BC#3589BC

#3589BC is a mid, moderate cyan. Relative luminance 0.223; OKLCH L 60.2% C 0.111 H 239.3°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#3589BC
RGB	rgb(53, 137, 188)
HSL	hsl(203, 56%, 47%)
HSV	hsv(203, 72%, 74%)
CMYK	cmyk(71.8%, 27.1%, 0%, 26.3%)
CIE-LAB	lab(54.32, -8.27, -33.92)
CIE-LCH	lch(54.32, 34.91, 256.30°)
OKLab	oklab(60.22% -0.0568 -0.0957)
OKLCH	oklch(60.22% 0.111 239.3)
XYZ	xyz(19.4874, 22.2769, 50.8400)
Luminance	0.2228 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3589BC #BC6835

analogous

#35BCAC #3589BC #3545BC

triadic

#3589BC #BC3589 #89BC35

tetradic

#3589BC #AC35BC #BC6835 #45BC35

square

#3589BC #AC35BC #BC6835 #45BC35

split-complementary

#3589BC #BC3545 #BCAC35

monochromatic

#1A435D #28668C #3589BC #5DA5D1 #8DC0DF

Accessibility & contrast

On white

3.85

#3589BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#3589BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3589BC

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3589BC	#FFFFFF	#000000	##000000
##3589BC	1.00	3.85	5.46	5.46
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7189BE

Deuteranopia (green-blind)

#5F7CBB

Tritanopia (blue-blind)

#00969B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3589bc;
/* rgb */ color: rgb(53, 137, 188);
/* oklch */ color: oklch(60.2% 0.111 239.3);

Tailwind

colors: {
  custom: {
    50: '#7dabd0',
    500: '#3589bc',
    950: '#000000',
  },
}

SCSS

$custom: #3589bc;
$custom-light: #7dabd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3589bc",
  "rgb": {
    "r": 53,
    "g": 137,
    "b": 188
  },
  "hsl": {
    "h": 202.667,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.60221,
    "c": 0.11129,
    "h": 239.3
  },
  "luminance": 0.22279
}

Semantic roles & 50–950 ramp

primary

#3589BC

secondary

#C99E84

accent

#8148DF

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3589BC

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

Preview Lab → · Contrast checker → · Palette generator →