#537FA4#537FA4

#537FA4 is a mid, moderate cyan. Relative luminance 0.197; OKLCH L 58.0% C 0.075 H 245.0°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#537FA4
RGB	rgb(83, 127, 164)
HSL	hsl(207, 33%, 48%)
HSV	hsv(207, 49%, 64%)
CMYK	cmyk(49.4%, 22.6%, 0%, 35.7%)
CIE-LAB	lab(51.49, -4.56, -24.41)
CIE-LCH	lch(51.49, 24.84, 259.43°)
OKLab	oklab(57.97% -0.0318 -0.068)
OKLCH	oklch(57.97% 0.075 245)
XYZ	xyz(17.8552, 19.6968, 37.9757)
Luminance	0.1970 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537FA4 #A47853

analogous

#53A4A0 #537FA4 #5356A4

triadic

#537FA4 #A4537F #7FA453

tetradic

#537FA4 #A053A4 #A47853 #56A453

square

#537FA4 #A053A4 #A47853 #56A453

split-complementary

#537FA4 #A45356 #A4A053

monochromatic

#2A4053 #3E607B #537FA4 #799DBB #A2BBD0

Accessibility & contrast

On white

4.25

#537FA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#537FA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537FA4

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537FA4	#FFFFFF	#000000	##000000
##537FA4	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707FA6

Deuteranopia (green-blind)

#6577A3

Tritanopia (blue-blind)

#2D888B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #537fa4;
/* rgb */ color: rgb(83, 127, 164);
/* oklch */ color: oklch(58.0% 0.075 245.0);

Tailwind

colors: {
  custom: {
    50: '#88a4bf',
    500: '#537fa4',
    950: '#000000',
  },
}

SCSS

$custom: #537fa4;
$custom-light: #88a4bf;
$custom-dark: #000000;

JSON

{
  "hex": "#537fa4",
  "rgb": {
    "r": 83,
    "g": 127,
    "b": 164
  },
  "hsl": {
    "h": 207.407,
    "s": 32.794,
    "l": 48.431
  },
  "oklch": {
    "l": 0.57969,
    "c": 0.07508,
    "h": 245
  },
  "luminance": 0.19698
}

Semantic roles & 50–950 ramp

primary

#537FA4

secondary

#BDA896

accent

#8F5FC9

background

#F8FAFB

surface

#F0F3F7

border

#CBCDD0

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #537FA4

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

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