#537CA4#537CA4

#537CA4 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.3% C 0.077 H 248.7°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#537CA4
RGB	rgb(83, 124, 164)
HSL	hsl(210, 33%, 48%)
HSV	hsv(210, 49%, 64%)
CMYK	cmyk(49.4%, 24.4%, 0%, 35.7%)
CIE-LAB	lab(50.61, -2.80, -25.78)
CIE-LCH	lch(50.61, 25.93, 263.79°)
OKLab	oklab(57.27% -0.028 -0.0719)
OKLCH	oklch(57.27% 0.077 248.7)
XYZ	xyz(17.4735, 18.9334, 37.8485)
Luminance	0.1893 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537CA4 #A47B53

analogous

#53A4A3 #537CA4 #5353A4

triadic

#537CA4 #A4537C #7CA453

tetradic

#537CA4 #A353A4 #A47B53 #53A453

square

#537CA4 #A353A4 #A47B53 #53A453

split-complementary

#537CA4 #A45353 #A4A353

monochromatic

#2A3F53 #3E5D7B #537CA4 #799BBB #A2B9D0

Accessibility & contrast

On white

4.39

#537CA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#537CA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537CA4

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537CA4	#FFFFFF	#000000	##000000
##537CA4	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7DA6

Deuteranopia (green-blind)

#6175A3

Tritanopia (blue-blind)

#2D858A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #537ca4;
/* rgb */ color: rgb(83, 124, 164);
/* oklch */ color: oklch(57.3% 0.077 248.7);

Tailwind

colors: {
  custom: {
    50: '#88a1bf',
    500: '#537ca4',
    950: '#000000',
  },
}

SCSS

$custom: #537ca4;
$custom-light: #88a1bf;
$custom-dark: #000000;

JSON

{
  "hex": "#537ca4",
  "rgb": {
    "r": 83,
    "g": 124,
    "b": 164
  },
  "hsl": {
    "h": 209.63,
    "s": 32.794,
    "l": 48.431
  },
  "oklch": {
    "l": 0.57273,
    "c": 0.07722,
    "h": 248.7
  },
  "luminance": 0.18935
}

Semantic roles & 50–950 ramp

primary

#537CA4

secondary

#BDA996

accent

#935FC9

background

#F8F9FB

surface

#F0F2F7

border

#CBCCD0

text

#0C0F12

muted

#7D7E81

Preview Lab

Preview with #537CA4

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

Preview Lab → · Contrast checker → · Palette generator →