#537DA0#537DA0

#537DA0 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.3% C 0.072 H 244.7°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#537DA0
RGB	rgb(83, 125, 160)
HSL	hsl(207, 32%, 48%)
HSV	hsv(207, 48%, 63%)
CMYK	cmyk(48.1%, 21.9%, 0%, 37.3%)
CIE-LAB	lab(50.74, -4.61, -23.25)
CIE-LCH	lch(50.74, 23.71, 258.79°)
OKLab	oklab(57.32% -0.0307 -0.0647)
OKLCH	oklch(57.32% 0.072 244.7)
XYZ	xyz(17.2439, 19.0431, 36.0179)
Luminance	0.1904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537DA0 #A07653

analogous

#53A09C #537DA0 #5356A0

triadic

#537DA0 #A0537D #7DA053

tetradic

#537DA0 #9C53A0 #A07653 #56A053

square

#537DA0 #9C53A0 #A07653 #56A053

split-complementary

#537DA0 #A05356 #A09C53

monochromatic

#293E4F #3E5E78 #537DA0 #779BB9 #A0B9CE

Accessibility & contrast

On white

4.37

#537DA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#537DA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537DA0

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537DA0	#FFFFFF	#000000	##000000
##537DA0	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7DA2

Deuteranopia (green-blind)

#64759F

Tritanopia (blue-blind)

#308589

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #537da0;
/* rgb */ color: rgb(83, 125, 160);
/* oklch */ color: oklch(57.3% 0.072 244.7);

Tailwind

colors: {
  custom: {
    50: '#88a2bc',
    500: '#537da0',
    950: '#000000',
  },
}

SCSS

$custom: #537da0;
$custom-light: #88a2bc;
$custom-dark: #000000;

JSON

{
  "hex": "#537da0",
  "rgb": {
    "r": 83,
    "g": 125,
    "b": 160
  },
  "hsl": {
    "h": 207.273,
    "s": 31.687,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57319,
    "c": 0.07162,
    "h": 244.7
  },
  "luminance": 0.19044
}

Semantic roles & 50–950 ramp

primary

#537DA0

secondary

#BBA694

accent

#8F60C8

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0F12

muted

#7D7E81

Preview Lab

Preview with #537DA0

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

Preview Lab → · Contrast checker → · Palette generator →