#3583AC#3583AC

#3583AC is a mid, moderate cyan. Relative luminance 0.200; OKLCH L 58.0% C 0.098 H 235.1°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#3583AC
RGB	rgb(53, 131, 172)
HSL	hsl(201, 53%, 44%)
HSV	hsv(201, 69%, 67%)
CMYK	cmyk(69.2%, 23.8%, 0%, 32.5%)
CIE-LAB	lab(51.80, -10.37, -28.67)
CIE-LCH	lch(51.80, 30.49, 250.11°)
OKLab	oklab(57.99% -0.0562 -0.0806)
OKLCH	oklch(57.99% 0.098 235.1)
XYZ	xyz(17.0280, 19.9662, 41.9782)
Luminance	0.1997 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3583AC #AC5E35

analogous

#35AC9A #3583AC #3548AC

triadic

#3583AC #AC3583 #83AC35

tetradic

#3583AC #9A35AC #AC5E35 #48AC35

square

#3583AC #9A35AC #AC5E35 #48AC35

split-complementary

#3583AC #AC3548 #AC9A35

monochromatic

#183C4E #275F7D #3583AC #54A2CA #83BBD9

Accessibility & contrast

On white

4.21

#3583AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#3583AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3583AC

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3583AC	#FFFFFF	#000000	##000000
##3583AC	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F82AE

Deuteranopia (green-blind)

#5F76AB

Tritanopia (blue-blind)

#008E91

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3583ac;
/* rgb */ color: rgb(53, 131, 172);
/* oklch */ color: oklch(58.0% 0.098 235.1);

Tailwind

colors: {
  custom: {
    50: '#7aa7c5',
    500: '#3583ac',
    950: '#000000',
  },
}

SCSS

$custom: #3583ac;
$custom-light: #7aa7c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3583ac",
  "rgb": {
    "r": 53,
    "g": 131,
    "b": 172
  },
  "hsl": {
    "h": 200.672,
    "s": 52.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.57985,
    "c": 0.09823,
    "h": 235.1
  },
  "luminance": 0.19968
}

Semantic roles & 50–950 ramp

primary

#3583AC

secondary

#C2937B

accent

#7D4CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3583AC

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

Preview Lab → · Contrast checker → · Palette generator →