#538FAB#538FAB

#538FAB is a light, moderate cyan. Relative luminance 0.244; OKLCH L 62.0% C 0.075 H 229.8°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#538FAB
RGB	rgb(83, 143, 171)
HSL	hsl(199, 35%, 50%)
HSV	hsv(199, 51%, 67%)
CMYK	cmyk(51.5%, 16.4%, 0%, 32.9%)
CIE-LAB	lab(56.51, -11.53, -20.74)
CIE-LCH	lch(56.51, 23.73, 240.93°)
OKLab	oklab(62.03% -0.0487 -0.0576)
OKLCH	oklch(62.03% 0.075 229.8)
XYZ	xyz(20.7377, 24.4225, 42.1414)
Luminance	0.2442 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538FAB #AB6F53

analogous

#53AB9B #538FAB #5363AB

triadic

#538FAB #AB538F #8FAB53

tetradic

#538FAB #9B53AB #AB6F53 #63AB53

square

#538FAB #9B53AB #AB6F53 #63AB53

split-complementary

#538FAB #AB5363 #AB9B53

monochromatic

#2B4A59 #3F6D82 #538FAB #7CAABF #A5C5D3

Accessibility & contrast

On white

3.57

#538FAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#538FAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538FAB

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538FAB	#FFFFFF	#000000	##000000
##538FAB	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818DAC

Deuteranopia (green-blind)

#7483AB

Tritanopia (blue-blind)

#209798

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #538fab;
/* rgb */ color: rgb(83, 143, 171);
/* oklch */ color: oklch(62.0% 0.075 229.8);

Tailwind

colors: {
  custom: {
    50: '#89afc4',
    500: '#538fab',
    950: '#000000',
  },
}

SCSS

$custom: #538fab;
$custom-light: #89afc4;
$custom-dark: #000000;

JSON

{
  "hex": "#538fab",
  "rgb": {
    "r": 83,
    "g": 143,
    "b": 171
  },
  "hsl": {
    "h": 199.091,
    "s": 34.646,
    "l": 49.804
  },
  "oklch": {
    "l": 0.62033,
    "c": 0.0754,
    "h": 229.8
  },
  "luminance": 0.24424
}

Semantic roles & 50–950 ramp

primary

#538FAB

secondary

#C1A699

accent

#805DCB

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #538FAB

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

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