#3589CF#3589CF

#3589CF is a mid, vivid cyan. Relative luminance 0.232; OKLCH L 61.2% C 0.133 H 247.5°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#3589CF
RGB	rgb(53, 137, 207)
HSL	hsl(207, 62%, 51%)
HSV	hsv(207, 74%, 81%)
CMYK	cmyk(74.4%, 33.8%, 0%, 18.8%)
CIE-LAB	lab(55.23, -1.55, -43.27)
CIE-LCH	lch(55.23, 43.30, 267.95°)
OKLab	oklab(61.24% -0.051 -0.1229)
OKLCH	oklch(61.24% 0.133 247.5)
XYZ	xyz(21.6720, 23.1507, 62.3457)
Luminance	0.2315 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3589CF #CF7B35

analogous

#35CFC8 #3589CF #353CCF

triadic

#3589CF #CF3589 #89CF35

tetradic

#3589CF #C835CF #CF7B35 #3CCF35

square

#3589CF #C835CF #CF7B35 #3CCF35

split-complementary

#3589CF #CF353C #CFC835

monochromatic

#1A496F #2669A1 #3589CF #66A6DB #98C3E7

Accessibility & contrast

On white

3.73

#3589CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#3589CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3589CF

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3589CF	#FFFFFF	#000000	##000000
##3589CF	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#698CD2

Deuteranopia (green-blind)

#537ECE

Tritanopia (blue-blind)

#009AA2

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3589cf;
/* rgb */ color: rgb(53, 137, 207);
/* oklch */ color: oklch(61.2% 0.133 247.5);

Tailwind

colors: {
  custom: {
    50: '#80abde',
    500: '#3589cf',
    950: '#000000',
  },
}

SCSS

$custom: #3589cf;
$custom-light: #80abde;
$custom-dark: #000000;

JSON

{
  "hex": "#3589cf",
  "rgb": {
    "r": 53,
    "g": 137,
    "b": 207
  },
  "hsl": {
    "h": 207.273,
    "s": 61.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.61236,
    "c": 0.13309,
    "h": 247.5
  },
  "luminance": 0.23153
}

Semantic roles & 50–950 ramp

primary

#3589CF

secondary

#D2AD8E

accent

#8D43E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3589CF

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

Preview Lab → · Contrast checker → · Palette generator →