#3589B0#3589B0

#3589B0 is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.6% C 0.099 H 232.1°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#3589B0
RGB	rgb(53, 137, 176)
HSL	hsl(199, 54%, 45%)
HSV	hsv(199, 70%, 69%)
CMYK	cmyk(69.9%, 22.2%, 0%, 31%)
CIE-LAB	lab(53.79, -12.39, -27.87)
CIE-LCH	lch(53.79, 30.51, 246.03°)
OKLab	oklab(59.63% -0.061 -0.0782)
OKLCH	oklch(59.63% 0.099 232.1)
XYZ	xyz(18.2472, 21.7808, 44.3083)
Luminance	0.2178 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3589B0 #B05C35

analogous

#35B099 #3589B0 #354CB0

triadic

#3589B0 #B03589 #89B035

tetradic

#3589B0 #9935B0 #B05C35 #4CB035

square

#3589B0 #9935B0 #B05C35 #4CB035

split-complementary

#3589B0 #B0354C #B09935

monochromatic

#194052 #276481 #3589B0 #56A7CC #85BFDA

Accessibility & contrast

On white

3.92

#3589B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#3589B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3589B0

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3589B0	#FFFFFF	#000000	##000000
##3589B0	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7687B2

Deuteranopia (green-blind)

#657BAF

Tritanopia (blue-blind)

#009496

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3589b0;
/* rgb */ color: rgb(53, 137, 176);
/* oklch */ color: oklch(59.6% 0.099 232.1);

Tailwind

colors: {
  custom: {
    50: '#7babc7',
    500: '#3589b0',
    950: '#000000',
  },
}

SCSS

$custom: #3589b0;
$custom-light: #7babc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3589b0",
  "rgb": {
    "r": 53,
    "g": 137,
    "b": 176
  },
  "hsl": {
    "h": 199.024,
    "s": 53.712,
    "l": 44.902
  },
  "oklch": {
    "l": 0.59629,
    "c": 0.0992,
    "h": 232.1
  },
  "luminance": 0.21783
}

Semantic roles & 50–950 ramp

primary

#3589B0

secondary

#C4937D

accent

#794BDD

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3589B0

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

Preview Lab → · Contrast checker → · Palette generator →