#3583A8#3583A8

#3583A8 is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 57.8% C 0.094 H 232.3°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#3583A8
RGB	rgb(53, 131, 168)
HSL	hsl(199, 52%, 43%)
HSV	hsv(199, 68%, 66%)
CMYK	cmyk(68.5%, 22%, 0%, 34.1%)
CIE-LAB	lab(51.63, -11.73, -26.62)
CIE-LCH	lch(51.63, 29.09, 246.22°)
OKLab	oklab(57.79% -0.0576 -0.0747)
OKLCH	oklch(57.79% 0.094 232.3)
XYZ	xyz(16.6496, 19.8148, 39.9854)
Luminance	0.1982 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3583A8 #A85A35

analogous

#35A893 #3583A8 #354AA8

triadic

#3583A8 #A83583 #83A835

tetradic

#3583A8 #9335A8 #A85A35 #4AA835

square

#3583A8 #9335A8 #A85A35 #4AA835

split-complementary

#3583A8 #A8354A #A89335

monochromatic

#183A4B #265F79 #3583A8 #52A2C8 #80BBD7

Accessibility & contrast

On white

4.23

#3583A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#3583A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3583A8

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3583A8	#FFFFFF	#000000	##000000
##3583A8	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7182AA

Deuteranopia (green-blind)

#6176A7

Tritanopia (blue-blind)

#008D8F

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3583a8;
/* rgb */ color: rgb(53, 131, 168);
/* oklch */ color: oklch(57.8% 0.094 232.3);

Tailwind

colors: {
  custom: {
    50: '#7aa7c2',
    500: '#3583a8',
    950: '#000000',
  },
}

SCSS

$custom: #3583a8;
$custom-light: #7aa7c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3583a8",
  "rgb": {
    "r": 53,
    "g": 131,
    "b": 168
  },
  "hsl": {
    "h": 199.304,
    "s": 52.036,
    "l": 43.333
  },
  "oklch": {
    "l": 0.57791,
    "c": 0.09434,
    "h": 232.3
  },
  "luminance": 0.19817
}

Semantic roles & 50–950 ramp

primary

#3583A8

secondary

#C09078

accent

#7A4CDB

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3583A8

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

Preview Lab → · Contrast checker → · Palette generator →