#3587AC#3587AC

#3587AC is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 59.0% C 0.096 H 231.2°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#3587AC
RGB	rgb(53, 135, 172)
HSL	hsl(199, 53%, 44%)
HSV	hsv(199, 69%, 67%)
CMYK	cmyk(69.2%, 21.5%, 0%, 32.5%)
CIE-LAB	lab(53.02, -12.63, -26.78)
CIE-LCH	lch(53.02, 29.61, 244.75°)
OKLab	oklab(58.95% -0.0604 -0.0751)
OKLCH	oklch(58.95% 0.096 231.2)
XYZ	xyz(17.5756, 21.0615, 42.1607)
Luminance	0.2106 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3587AC #AC5A35

analogous

#35AC96 #3587AC #354CAC

triadic

#3587AC #AC3587 #87AC35

tetradic

#3587AC #9635AC #AC5A35 #4CAC35

square

#3587AC #9635AC #AC5A35 #4CAC35

split-complementary

#3587AC #AC354C #AC9635

monochromatic

#183E4E #27627D #3587AC #54A5CA #83BED9

Accessibility & contrast

On white

4.03

#3587AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#3587AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3587AC

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3587AC	#FFFFFF	#000000	##000000
##3587AC	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7485AE

Deuteranopia (green-blind)

#6479AB

Tritanopia (blue-blind)

#009193

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3587ac;
/* rgb */ color: rgb(53, 135, 172);
/* oklch */ color: oklch(59.0% 0.096 231.2);

Tailwind

colors: {
  custom: {
    50: '#7baac5',
    500: '#3587ac',
    950: '#000000',
  },
}

SCSS

$custom: #3587ac;
$custom-light: #7baac5;
$custom-dark: #000000;

JSON

{
  "hex": "#3587ac",
  "rgb": {
    "r": 53,
    "g": 135,
    "b": 172
  },
  "hsl": {
    "h": 198.655,
    "s": 52.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.58954,
    "c": 0.09635,
    "h": 231.2
  },
  "luminance": 0.21063
}

Semantic roles & 50–950 ramp

primary

#3587AC

secondary

#C2917B

accent

#794CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3587AC

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

Preview Lab → · Contrast checker → · Palette generator →