#538DAB#538DAB

#538DAB is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.6% C 0.076 H 232.4°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#538DAB
RGB	rgb(83, 141, 171)
HSL	hsl(200, 35%, 50%)
HSV	hsv(200, 51%, 67%)
CMYK	cmyk(51.5%, 17.5%, 0%, 32.9%)
CIE-LAB	lab(55.91, -10.42, -21.65)
CIE-LCH	lch(55.91, 24.02, 244.30°)
OKLab	oklab(61.56% -0.0463 -0.0601)
OKLCH	oklch(61.56% 0.076 232.4)
XYZ	xyz(20.4401, 23.8274, 42.0422)
Luminance	0.2383 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538DAB #AB7153

analogous

#53AB9D #538DAB #5361AB

triadic

#538DAB #AB538D #8DAB53

tetradic

#538DAB #9D53AB #AB7153 #61AB53

square

#538DAB #9D53AB #AB7153 #61AB53

split-complementary

#538DAB #AB5361 #AB9D53

monochromatic

#2B4959 #3F6B82 #538DAB #7CA8BF #A5C4D3

Accessibility & contrast

On white

3.64

#538DAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#538DAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538DAB

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538DAB	#FFFFFF	#000000	##000000
##538DAB	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8BAD

Deuteranopia (green-blind)

#7282AB

Tritanopia (blue-blind)

#219597

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #538dab;
/* rgb */ color: rgb(83, 141, 171);
/* oklch */ color: oklch(61.6% 0.076 232.4);

Tailwind

colors: {
  custom: {
    50: '#89aec4',
    500: '#538dab',
    950: '#000000',
  },
}

SCSS

$custom: #538dab;
$custom-light: #89aec4;
$custom-dark: #000000;

JSON

{
  "hex": "#538dab",
  "rgb": {
    "r": 83,
    "g": 141,
    "b": 171
  },
  "hsl": {
    "h": 200.455,
    "s": 34.646,
    "l": 49.804
  },
  "oklch": {
    "l": 0.61562,
    "c": 0.07591,
    "h": 232.4
  },
  "luminance": 0.23829
}

Semantic roles & 50–950 ramp

primary

#538DAB

secondary

#C1A799

accent

#825DCB

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #538DAB

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

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