#3580AA#3580AA

#3580AA is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.2% C 0.098 H 236.7°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3580AA
RGB	rgb(53, 128, 170)
HSL	hsl(202, 52%, 44%)
HSV	hsv(202, 69%, 67%)
CMYK	cmyk(68.8%, 24.7%, 0%, 33.3%)
CIE-LAB	lab(50.80, -9.34, -29.07)
CIE-LCH	lch(50.80, 30.53, 252.19°)
OKLab	oklab(57.16% -0.0538 -0.0817)
OKLCH	oklch(57.16% 0.098 236.7)
XYZ	xyz(16.4402, 19.0957, 40.8418)
Luminance	0.1910 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3580AA #AA5F35

analogous

#35AA99 #3580AA #3546AA

triadic

#3580AA #AA3580 #80AA35

tetradic

#3580AA #9935AA #AA5F35 #46AA35

square

#3580AA #9935AA #AA5F35 #46AA35

split-complementary

#3580AA #AA3546 #AA9935

monochromatic

#183A4D #265D7B #3580AA #539FC9 #82B9D8

Accessibility & contrast

On white

4.36

#3580AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#3580AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3580AA

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3580AA	#FFFFFF	#000000	##000000
##3580AA	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7FAC

Deuteranopia (green-blind)

#5C74A9

Tritanopia (blue-blind)

#008B8E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3580aa;
/* rgb */ color: rgb(53, 128, 170);
/* oklch */ color: oklch(57.2% 0.098 236.7);

Tailwind

colors: {
  custom: {
    50: '#7aa4c3',
    500: '#3580aa',
    950: '#000000',
  },
}

SCSS

$custom: #3580aa;
$custom-light: #7aa4c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3580aa",
  "rgb": {
    "r": 53,
    "g": 128,
    "b": 170
  },
  "hsl": {
    "h": 201.538,
    "s": 52.466,
    "l": 43.725
  },
  "oklch": {
    "l": 0.57161,
    "c": 0.09784,
    "h": 236.7
  },
  "luminance": 0.19098
}

Semantic roles & 50–950 ramp

primary

#3580AA

secondary

#C1937A

accent

#804CDC

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3580AA

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

Preview Lab → · Contrast checker → · Palette generator →