#538AEC#538AEC

#538AEC is a light, vivid blue. Relative luminance 0.261; OKLCH L 64.3% C 0.158 H 261.0°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#538AEC
RGB	rgb(83, 138, 236)
HSL	hsl(218, 80%, 63%)
HSV	hsv(218, 65%, 93%)
CMYK	cmyk(64.8%, 41.5%, 0%, 7.5%)
CIE-LAB	lab(58.10, 12.45, -54.87)
CIE-LCH	lch(58.10, 56.26, 282.79°)
OKLab	oklab(64.27% -0.0246 -0.1565)
OKLCH	oklch(64.27% 0.158 261)
XYZ	xyz(27.7907, 26.0694, 82.9079)
Luminance	0.2607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538AEC #ECB553

analogous

#53D7EC #538AEC #6853EC

triadic

#538AEC #EC538A #8AEC53

tetradic

#538AEC #EC53D7 #ECB553 #53EC68

square

#538AEC #EC53D7 #ECB553 #53EC68

split-complementary

#538AEC #EC6853 #D7EC53

monochromatic

#144CB1 #1C65E6 #538AEC #8AAFF2 #C1D5F8

Accessibility & contrast

On white

3.38

#538AEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#538AEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538AEC

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538AEC	#FFFFFF	#000000	##000000
##538AEC	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D93F0

Deuteranopia (green-blind)

#4585EA

Tritanopia (blue-blind)

#00A0AF

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #538aec;
/* rgb */ color: rgb(83, 138, 236);
/* oklch */ color: oklch(64.3% 0.158 261.0);

Tailwind

colors: {
  custom: {
    50: '#92abf3',
    500: '#538aec',
    950: '#000000',
  },
}

SCSS

$custom: #538aec;
$custom-light: #92abf3;
$custom-dark: #000000;

JSON

{
  "hex": "#538aec",
  "rgb": {
    "r": 83,
    "g": 138,
    "b": 236
  },
  "hsl": {
    "h": 218.431,
    "s": 80.105,
    "l": 62.549
  },
  "oklch": {
    "l": 0.64272,
    "c": 0.1584,
    "h": 261
  },
  "luminance": 0.26072
}

Semantic roles & 50–950 ramp

primary

#538AEC

secondary

#E9D5B2

accent

#9009DC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #538AEC

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

Preview Lab → · Contrast checker → · Palette generator →