#538DD1#538DD1

#538DD1 is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.4% C 0.120 H 253.5°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#538DD1
RGB	rgb(83, 141, 209)
HSL	hsl(212, 58%, 57%)
HSV	hsv(212, 60%, 82%)
CMYK	cmyk(60.3%, 32.5%, 0%, 18%)
CIE-LAB	lab(57.55, 1.60, -40.67)
CIE-LCH	lch(57.55, 40.70, 272.26°)
OKLab	oklab(63.39% -0.034 -0.1149)
OKLCH	oklch(63.39% 0.12 253.5)
XYZ	xyz(24.5966, 25.4900, 63.9331)
Luminance	0.2549 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538DD1 #D19753

analogous

#53CCD1 #538DD1 #5853D1

triadic

#538DD1 #D1538D #8DD153

tetradic

#538DD1 #D153CC #D19753 #53D158

square

#538DD1 #D153CC #D19753 #53D158

split-complementary

#538DD1 #D15853 #CCD153

monochromatic

#245186 #316EB6 #538DD1 #83ADDE #B4CDEB

Accessibility & contrast

On white

3.44

#538DD1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#538DD1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538DD1

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538DD1	#FFFFFF	#000000	##000000
##538DD1	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7091D4

Deuteranopia (green-blind)

#5F85D0

Tritanopia (blue-blind)

#009DA5

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #538dd1;
/* rgb */ color: rgb(83, 141, 209);
/* oklch */ color: oklch(63.4% 0.120 253.5);

Tailwind

colors: {
  custom: {
    50: '#8eaedf',
    500: '#538dd1',
    950: '#000000',
  },
}

SCSS

$custom: #538dd1;
$custom-light: #8eaedf;
$custom-dark: #000000;

JSON

{
  "hex": "#538dd1",
  "rgb": {
    "r": 83,
    "g": 141,
    "b": 209
  },
  "hsl": {
    "h": 212.381,
    "s": 57.798,
    "l": 57.255
  },
  "oklch": {
    "l": 0.6339,
    "c": 0.11982,
    "h": 253.5
  },
  "luminance": 0.25492
}

Semantic roles & 50–950 ramp

primary

#538DD1

secondary

#D9C2A6

accent

#9A47E1

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #538DD1

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

Preview Lab → · Contrast checker → · Palette generator →