#538ADA#538ADA

#538ADA is a light, vivid blue. Relative luminance 0.251; OKLCH L 63.2% C 0.135 H 257.8°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#538ADA
RGB	rgb(83, 138, 218)
HSL	hsl(216, 65%, 59%)
HSV	hsv(216, 62%, 85%)
CMYK	cmyk(61.9%, 36.7%, 0%, 14.5%)
CIE-LAB	lab(57.15, 6.36, -46.35)
CIE-LCH	lch(57.15, 46.78, 277.82°)
OKLab	oklab(63.22% -0.0285 -0.1315)
OKLCH	oklch(63.22% 0.135 257.8)
XYZ	xyz(25.3061, 25.0756, 69.8225)
Luminance	0.2508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538ADA #DAA353

analogous

#53CDDA #538ADA #6053DA

triadic

#538ADA #DA538A #8ADA53

tetradic

#538ADA #DA53CD #DAA353 #53DA60

square

#538ADA #DA53CD #DAA353 #53DA60

split-complementary

#538ADA #DA6053 #CDDA53

monochromatic

#204F93 #2A6AC5 #538ADA #85ACE5 #B8CFF0

Accessibility & contrast

On white

3.49

#538ADA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#538ADA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538ADA

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538ADA	#FFFFFF	#000000	##000000
##538ADA	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6890DD

Deuteranopia (green-blind)

#5583D8

Tritanopia (blue-blind)

#009CA8

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #538ada;
/* rgb */ color: rgb(83, 138, 218);
/* oklch */ color: oklch(63.2% 0.135 257.8);

Tailwind

colors: {
  custom: {
    50: '#8fabe6',
    500: '#538ada',
    950: '#000000',
  },
}

SCSS

$custom: #538ada;
$custom-light: #8fabe6;
$custom-dark: #000000;

JSON

{
  "hex": "#538ada",
  "rgb": {
    "r": 83,
    "g": 138,
    "b": 218
  },
  "hsl": {
    "h": 215.556,
    "s": 64.593,
    "l": 59.02
  },
  "oklch": {
    "l": 0.63222,
    "c": 0.13457,
    "h": 257.8
  },
  "luminance": 0.25078
}

Semantic roles & 50–950 ramp

primary

#538ADA

secondary

#DFC9AA

accent

#A340E8

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #538ADA

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

Preview Lab → · Contrast checker → · Palette generator →