#538EED#538EED

#538EED is a light, vivid blue. Relative luminance 0.273; OKLCH L 65.2% C 0.155 H 259.5°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#538EED
RGB	rgb(83, 142, 237)
HSL	hsl(217, 81%, 63%)
HSV	hsv(217, 65%, 93%)
CMYK	cmyk(65%, 40.1%, 0%, 7.1%)
CIE-LAB	lab(59.25, 10.40, -53.60)
CIE-LCH	lch(59.25, 54.60, 280.98°)
OKLab	oklab(65.18% -0.0283 -0.1527)
OKLCH	oklch(65.18% 0.155 259.5)
XYZ	xyz(28.5209, 27.2966, 83.8701)
Luminance	0.2730 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538EED #EDB253

analogous

#53DBED #538EED #6553ED

triadic

#538EED #ED538E #8EED53

tetradic

#538EED #ED53DB #EDB253 #53ED65

square

#538EED #ED53DB #EDB253 #53ED65

split-complementary

#538EED #ED6553 #DBED53

monochromatic

#1350B3 #1C6AE7 #538EED #8AB2F3 #C2D7F9

Accessibility & contrast

On white

3.25

#538EED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#538EED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538EED

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538EED	#FFFFFF	#000000	##000000
##538EED	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6396F1

Deuteranopia (green-blind)

#4C88EB

Tritanopia (blue-blind)

#00A4B2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #538eed;
/* rgb */ color: rgb(83, 142, 237);
/* oklch */ color: oklch(65.2% 0.155 259.5);

Tailwind

colors: {
  custom: {
    50: '#92aef3',
    500: '#538eed',
    950: '#000000',
  },
}

SCSS

$custom: #538eed;
$custom-light: #92aef3;
$custom-dark: #000000;

JSON

{
  "hex": "#538eed",
  "rgb": {
    "r": 83,
    "g": 142,
    "b": 237
  },
  "hsl": {
    "h": 217.013,
    "s": 81.053,
    "l": 62.745
  },
  "oklch": {
    "l": 0.65176,
    "c": 0.15529,
    "h": 259.5
  },
  "luminance": 0.27299
}

Semantic roles & 50–950 ramp

primary

#538EED

secondary

#EAD4B2

accent

#8C08DD

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #538EED

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

Preview Lab → · Contrast checker → · Palette generator →