#537ABD#537ABD

#537ABD is a mid, moderate blue. Relative luminance 0.194; OKLCH L 58.1% C 0.113 H 260.7°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#537ABD
RGB	rgb(83, 122, 189)
HSL	hsl(218, 45%, 53%)
HSV	hsv(218, 56%, 74%)
CMYK	cmyk(56.1%, 35.4%, 0%, 25.9%)
CIE-LAB	lab(51.19, 6.35, -39.33)
CIE-LCH	lch(51.19, 39.83, 279.17°)
OKLab	oklab(58.11% -0.0183 -0.1112)
OKLCH	oklch(58.11% 0.113 260.7)
XYZ	xyz(19.7090, 19.4306, 50.8461)
Luminance	0.1943 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537ABD #BD9653

analogous

#53AFBD #537ABD #6153BD

triadic

#537ABD #BD537A #7ABD53

tetradic

#537ABD #BD53AF #BD9653 #53BD61

square

#537ABD #BD53AF #BD9653 #53BD61

split-complementary

#537ABD #BD6153 #AFBD53

monochromatic

#29426C #3A5D98 #537ABD #7F9CCE #ABBEDF

Accessibility & contrast

On white

4.30

#537ABD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#537ABD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537ABD

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537ABD	#FFFFFF	#000000	##000000
##537ABD	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7FC0

Deuteranopia (green-blind)

#5175BC

Tritanopia (blue-blind)

#098993

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #537abd;
/* rgb */ color: rgb(83, 122, 189);
/* oklch */ color: oklch(58.1% 0.113 260.7);

Tailwind

colors: {
  custom: {
    50: '#8ba0d1',
    500: '#537abd',
    950: '#000000',
  },
}

SCSS

$custom: #537abd;
$custom-light: #8ba0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#537abd",
  "rgb": {
    "r": 83,
    "g": 122,
    "b": 189
  },
  "hsl": {
    "h": 217.925,
    "s": 44.538,
    "l": 53.333
  },
  "oklch": {
    "l": 0.58105,
    "c": 0.11265,
    "h": 260.7
  },
  "luminance": 0.19432
}

Semantic roles & 50–950 ramp

primary

#537ABD

secondary

#CDBC9F

accent

#A554D4

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #537ABD

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

Preview Lab → · Contrast checker → · Palette generator →