#537EAA#537EAA

#537EAA is a mid, moderate cyan. Relative luminance 0.197; OKLCH L 58.0% C 0.083 H 250.0°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#537EAA
RGB	rgb(83, 126, 170)
HSL	hsl(210, 34%, 50%)
HSV	hsv(210, 51%, 67%)
CMYK	cmyk(51.2%, 25.9%, 0%, 33.3%)
CIE-LAB	lab(51.45, -2.12, -27.95)
CIE-LCH	lch(51.45, 28.04, 265.66°)
OKLab	oklab(58.02% -0.0285 -0.0782)
OKLCH	oklch(58.02% 0.083 250)
XYZ	xyz(18.2813, 19.6616, 40.8541)
Luminance	0.1966 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537EAA #AA7F53

analogous

#53A9AA #537EAA #5453AA

triadic

#537EAA #AA537E #7EAA53

tetradic

#537EAA #AA53A9 #AA7F53 #53AA54

square

#537EAA #AA53A9 #AA7F53 #53AA54

split-complementary

#537EAA #AA5453 #A9AA53

monochromatic

#2B4158 #3F6081 #537EAA #7B9DBF #A5BBD3

Accessibility & contrast

On white

4.26

#537EAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#537EAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537EAA

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537EAA	#FFFFFF	#000000	##000000
##537EAA	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7FAC

Deuteranopia (green-blind)

#6177A9

Tritanopia (blue-blind)

#27888D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #537eaa;
/* rgb */ color: rgb(83, 126, 170);
/* oklch */ color: oklch(58.0% 0.083 250.0);

Tailwind

colors: {
  custom: {
    50: '#89a3c3',
    500: '#537eaa',
    950: '#000000',
  },
}

SCSS

$custom: #537eaa;
$custom-light: #89a3c3;
$custom-dark: #000000;

JSON

{
  "hex": "#537eaa",
  "rgb": {
    "r": 83,
    "g": 126,
    "b": 170
  },
  "hsl": {
    "h": 210.345,
    "s": 34.387,
    "l": 49.608
  },
  "oklch": {
    "l": 0.58021,
    "c": 0.08322,
    "h": 250
  },
  "luminance": 0.19663
}

Semantic roles & 50–950 ramp

primary

#537EAA

secondary

#C0AD99

accent

#955DCA

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #537EAA

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

Preview Lab → · Contrast checker → · Palette generator →