#3579A2#3579A2

#3579A2 is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.1% C 0.094 H 238.3°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#3579A2
RGB	rgb(53, 121, 162)
HSL	hsl(203, 51%, 42%)
HSV	hsv(203, 67%, 64%)
CMYK	cmyk(67.3%, 25.3%, 0%, 36.5%)
CIE-LAB	lab(48.31, -8.05, -28.29)
CIE-LCH	lch(48.31, 29.41, 254.12°)
OKLab	oklab(55.07% -0.0492 -0.0795)
OKLCH	oklch(55.07% 0.094 238.3)
XYZ	xyz(14.8246, 17.0387, 36.6829)
Luminance	0.1704 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3579A2 #A25E35

analogous

#35A295 #3579A2 #3542A2

triadic

#3579A2 #A23579 #79A235

tetradic

#3579A2 #9535A2 #A25E35 #42A235

square

#3579A2 #9535A2 #A25E35 #42A235

split-complementary

#3579A2 #A23542 #A29535

monochromatic

#173446 #265774 #3579A2 #4F99C5 #7DB4D4

Accessibility & contrast

On white

4.76

#3579A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#3579A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3579A2

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3579A2	#FFFFFF	#000000	##FFFFFF
##3579A2	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6679A4

Deuteranopia (green-blind)

#576EA1

Tritanopia (blue-blind)

#008387

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3579a2;
/* rgb */ color: rgb(53, 121, 162);
/* oklch */ color: oklch(55.1% 0.094 238.3);

Tailwind

colors: {
  custom: {
    50: '#789fbd',
    500: '#3579a2',
    950: '#000000',
  },
}

SCSS

$custom: #3579a2;
$custom-light: #789fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#3579a2",
  "rgb": {
    "r": 53,
    "g": 121,
    "b": 162
  },
  "hsl": {
    "h": 202.569,
    "s": 50.698,
    "l": 42.157
  },
  "oklch": {
    "l": 0.55067,
    "c": 0.09351,
    "h": 238.3
  },
  "luminance": 0.1704
}

Semantic roles & 50–950 ramp

primary

#3579A2

secondary

#BD9075

accent

#824EDA

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3579A2

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

Preview Lab → · Contrast checker → · Palette generator →