#3587AA#3587AA

#3587AA is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 58.9% C 0.095 H 229.7°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#3587AA
RGB	rgb(53, 135, 170)
HSL	hsl(198, 52%, 44%)
HSV	hsv(198, 69%, 67%)
CMYK	cmyk(68.8%, 20.6%, 0%, 33.3%)
CIE-LAB	lab(52.93, -13.30, -25.76)
CIE-LCH	lch(52.93, 28.99, 242.69°)
OKLab	oklab(58.86% -0.0611 -0.0722)
OKLCH	oklch(58.86% 0.095 229.7)
XYZ	xyz(17.3850, 20.9852, 41.1567)
Luminance	0.2099 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3587AA #AA5835

analogous

#35AA92 #3587AA #354CAA

triadic

#3587AA #AA3587 #87AA35

tetradic

#3587AA #9235AA #AA5835 #4CAA35

square

#3587AA #9235AA #AA5835 #4CAA35

split-complementary

#3587AA #AA354C #AA9235

monochromatic

#183D4D #26627B #3587AA #53A6C9 #82BED8

Accessibility & contrast

On white

4.04

#3587AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#3587AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3587AA

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3587AA	#FFFFFF	#000000	##000000
##3587AA	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7585AC

Deuteranopia (green-blind)

#6579AA

Tritanopia (blue-blind)

#009193

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3587aa;
/* rgb */ color: rgb(53, 135, 170);
/* oklch */ color: oklch(58.9% 0.095 229.7);

Tailwind

colors: {
  custom: {
    50: '#7aaac3',
    500: '#3587aa',
    950: '#000000',
  },
}

SCSS

$custom: #3587aa;
$custom-light: #7aaac3;
$custom-dark: #000000;

JSON

{
  "hex": "#3587aa",
  "rgb": {
    "r": 53,
    "g": 135,
    "b": 170
  },
  "hsl": {
    "h": 197.949,
    "s": 52.466,
    "l": 43.725
  },
  "oklch": {
    "l": 0.5886,
    "c": 0.09456,
    "h": 229.7
  },
  "luminance": 0.20987
}

Semantic roles & 50–950 ramp

primary

#3587AA

secondary

#C18F7A

accent

#774CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3587AA

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

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