#537FAC#537FAC

#537FAC is a mid, moderate cyan. Relative luminance 0.200; OKLCH L 58.3% C 0.085 H 250.0°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#537FAC
RGB	rgb(83, 127, 172)
HSL	hsl(210, 35%, 50%)
HSV	hsv(210, 52%, 67%)
CMYK	cmyk(51.7%, 26.2%, 0%, 32.5%)
CIE-LAB	lab(51.83, -2.09, -28.52)
CIE-LCH	lch(51.83, 28.60, 265.81°)
OKLab	oklab(58.35% -0.0291 -0.0798)
OKLCH	oklch(58.35% 0.085 250)
XYZ	xyz(18.6004, 19.9949, 41.9010)
Luminance	0.2000 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537FAC #AC8053

analogous

#53ACAC #537FAC #5353AC

triadic

#537FAC #AC537F #7FAC53

tetradic

#537FAC #AC53AC #AC8053 #53AC53

square

#537FAC #AC53AC #AC8053 #53AC53

split-complementary

#537FAC #AC5353 #ACAC53

monochromatic

#2B4259 #3F6183 #537FAC #7C9EC0 #A6BCD4

Accessibility & contrast

On white

4.20

#537FAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#537FAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537FAC

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537FAC	#FFFFFF	#000000	##000000
##537FAC	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D81AE

Deuteranopia (green-blind)

#6178AB

Tritanopia (blue-blind)

#25898E

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #537fac;
/* rgb */ color: rgb(83, 127, 172);
/* oklch */ color: oklch(58.3% 0.085 250.0);

Tailwind

colors: {
  custom: {
    50: '#89a4c5',
    500: '#537fac',
    950: '#000000',
  },
}

SCSS

$custom: #537fac;
$custom-light: #89a4c5;
$custom-dark: #000000;

JSON

{
  "hex": "#537fac",
  "rgb": {
    "r": 83,
    "g": 127,
    "b": 172
  },
  "hsl": {
    "h": 210.337,
    "s": 34.902,
    "l": 50
  },
  "oklch": {
    "l": 0.58348,
    "c": 0.08495,
    "h": 250
  },
  "luminance": 0.19996
}

Semantic roles & 50–950 ramp

primary

#537FAC

secondary

#C1AE99

accent

#955DCB

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #537FAC

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

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