#537CA0#537CA0

#537CA0 is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 57.1% C 0.072 H 246.0°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#537CA0
RGB	rgb(83, 124, 160)
HSL	hsl(208, 32%, 48%)
HSV	hsv(208, 48%, 63%)
CMYK	cmyk(48.1%, 22.5%, 0%, 37.3%)
CIE-LAB	lab(50.44, -4.03, -23.71)
CIE-LCH	lch(50.44, 24.05, 260.36°)
OKLab	oklab(57.09% -0.0294 -0.066)
OKLCH	oklch(57.09% 0.072 246)
XYZ	xyz(17.1179, 18.7912, 35.9759)
Luminance	0.1879 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537CA0 #A07753

analogous

#53A09D #537CA0 #5356A0

triadic

#537CA0 #A0537C #7CA053

tetradic

#537CA0 #9D53A0 #A07753 #56A053

square

#537CA0 #9D53A0 #A07753 #56A053

split-complementary

#537CA0 #A05356 #A09D53

monochromatic

#293E4F #3E5D78 #537CA0 #779AB9 #A0B8CE

Accessibility & contrast

On white

4.41

#537CA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#537CA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537CA0

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537CA0	#FFFFFF	#000000	##000000
##537CA0	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7CA2

Deuteranopia (green-blind)

#63759F

Tritanopia (blue-blind)

#318588

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #537ca0;
/* rgb */ color: rgb(83, 124, 160);
/* oklch */ color: oklch(57.1% 0.072 246.0);

Tailwind

colors: {
  custom: {
    50: '#88a1bc',
    500: '#537ca0',
    950: '#000000',
  },
}

SCSS

$custom: #537ca0;
$custom-light: #88a1bc;
$custom-dark: #000000;

JSON

{
  "hex": "#537ca0",
  "rgb": {
    "r": 83,
    "g": 124,
    "b": 160
  },
  "hsl": {
    "h": 208.052,
    "s": 31.687,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57086,
    "c": 0.07227,
    "h": 246
  },
  "luminance": 0.18792
}

Semantic roles & 50–950 ramp

primary

#537CA0

secondary

#BBA694

accent

#9160C8

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0F12

muted

#7D7E81

Preview Lab

Preview with #537CA0

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

Preview Lab → · Contrast checker → · Palette generator →