#537DA7#537DA7

#537DA7 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.6% C 0.080 H 249.4°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#537DA7
RGB	rgb(83, 125, 167)
HSL	hsl(210, 34%, 49%)
HSV	hsv(210, 50%, 65%)
CMYK	cmyk(50.3%, 25.1%, 0%, 34.5%)
CIE-LAB	lab(51.03, -2.47, -26.87)
CIE-LCH	lch(51.03, 26.98, 264.75°)
OKLab	oklab(57.65% -0.0283 -0.0751)
OKLCH	oklch(57.65% 0.08 249.4)
XYZ	xyz(17.8735, 19.2949, 39.3342)
Luminance	0.1930 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537DA7 #A77D53

analogous

#53A7A7 #537DA7 #5353A7

triadic

#537DA7 #A7537D #7DA753

tetradic

#537DA7 #A753A7 #A77D53 #53A753

square

#537DA7 #A753A7 #A77D53 #53A753

split-complementary

#537DA7 #A75353 #A7A753

monochromatic

#2A4055 #3F5E7E #537DA7 #7A9CBD #A3BAD1

Accessibility & contrast

On white

4.32

#537DA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#537DA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537DA7

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537DA7	#FFFFFF	#000000	##000000
##537DA7	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)

#6C7EA9

Deuteranopia (green-blind)

#6176A6

Tritanopia (blue-blind)

#2B878B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #537da7;
/* rgb */ color: rgb(83, 125, 167);
/* oklch */ color: oklch(57.6% 0.080 249.4);

Tailwind

colors: {
  custom: {
    50: '#88a2c1',
    500: '#537da7',
    950: '#000000',
  },
}

SCSS

$custom: #537da7;
$custom-light: #88a2c1;
$custom-dark: #000000;

JSON

{
  "hex": "#537da7",
  "rgb": {
    "r": 83,
    "g": 125,
    "b": 167
  },
  "hsl": {
    "h": 210,
    "s": 33.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.57647,
    "c": 0.08022,
    "h": 249.4
  },
  "luminance": 0.19296
}

Semantic roles & 50–950 ramp

primary

#537DA7

secondary

#BFAB97

accent

#945ECA

background

#F8F9FB

surface

#F0F2F7

border

#CBCCD0

text

#0C0F12

muted

#7D7E81

Preview Lab

Preview with #537DA7

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

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