#537EA0#537EA0

#537EA0 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.6% C 0.071 H 243.3°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#537EA0
RGB	rgb(83, 126, 160)
HSL	hsl(206, 32%, 48%)
HSV	hsv(206, 48%, 63%)
CMYK	cmyk(48.1%, 21.2%, 0%, 37.3%)
CIE-LAB	lab(51.03, -5.19, -22.80)
CIE-LCH	lch(51.03, 23.38, 257.18°)
OKLab	oklab(57.55% -0.0319 -0.0634)
OKLCH	oklch(57.55% 0.071 243.3)
XYZ	xyz(17.3711, 19.2975, 36.0603)
Luminance	0.1930 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537EA0 #A07553

analogous

#53A09C #537EA0 #5357A0

triadic

#537EA0 #A0537E #7EA053

tetradic

#537EA0 #9C53A0 #A07553 #57A053

square

#537EA0 #9C53A0 #A07553 #57A053

split-complementary

#537EA0 #A05357 #A09C53

monochromatic

#293F4F #3E5E78 #537EA0 #779CB9 #A0B9CE

Accessibility & contrast

On white

4.32

#537EA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#537EA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537EA0

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537EA0	#FFFFFF	#000000	##000000
##537EA0	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707EA2

Deuteranopia (green-blind)

#65769F

Tritanopia (blue-blind)

#308689

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #537ea0;
/* rgb */ color: rgb(83, 126, 160);
/* oklch */ color: oklch(57.6% 0.071 243.3);

Tailwind

colors: {
  custom: {
    50: '#88a3bc',
    500: '#537ea0',
    950: '#000000',
  },
}

SCSS

$custom: #537ea0;
$custom-light: #88a3bc;
$custom-dark: #000000;

JSON

{
  "hex": "#537ea0",
  "rgb": {
    "r": 83,
    "g": 126,
    "b": 160
  },
  "hsl": {
    "h": 206.494,
    "s": 31.687,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57553,
    "c": 0.071,
    "h": 243.3
  },
  "luminance": 0.19299
}

Semantic roles & 50–950 ramp

primary

#537EA0

secondary

#BBA594

accent

#8E60C8

background

#F8FAFB

surface

#F0F3F6

border

#CBCDD0

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #537EA0

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

Preview Lab → · Contrast checker → · Palette generator →