#538BED#538BED

#538BED is a light, vivid blue. Relative luminance 0.264; OKLCH L 64.5% C 0.159 H 260.8°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#538BED
RGB	rgb(83, 139, 237)
HSL	hsl(218, 81%, 63%)
HSV	hsv(218, 65%, 93%)
CMYK	cmyk(65%, 41.4%, 0%, 7.1%)
CIE-LAB	lab(58.43, 12.19, -54.90)
CIE-LCH	lch(58.43, 56.24, 282.52°)
OKLab	oklab(64.54% -0.0254 -0.1566)
OKLCH	oklch(64.54% 0.159 260.8)
XYZ	xyz(28.0805, 26.4159, 83.7233)
Luminance	0.2642 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538BED #EDB553

analogous

#53D8ED #538BED #6853ED

triadic

#538BED #ED538B #8BED53

tetradic

#538BED #ED53D8 #EDB553 #53ED68

square

#538BED #ED53D8 #EDB553 #53ED68

split-complementary

#538BED #ED6853 #D8ED53

monochromatic

#134DB3 #1C66E7 #538BED #8AB0F3 #C2D6F9

Accessibility & contrast

On white

3.34

#538BED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#538BED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538BED

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538BED	#FFFFFF	#000000	##000000
##538BED	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E94F1

Deuteranopia (green-blind)

#4686EB

Tritanopia (blue-blind)

#00A1B0

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #538bed;
/* rgb */ color: rgb(83, 139, 237);
/* oklch */ color: oklch(64.5% 0.159 260.8);

Tailwind

colors: {
  custom: {
    50: '#92acf3',
    500: '#538bed',
    950: '#000000',
  },
}

SCSS

$custom: #538bed;
$custom-light: #92acf3;
$custom-dark: #000000;

JSON

{
  "hex": "#538bed",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 237
  },
  "hsl": {
    "h": 218.182,
    "s": 81.053,
    "l": 62.745
  },
  "oklch": {
    "l": 0.64543,
    "c": 0.15861,
    "h": 260.8
  },
  "luminance": 0.26419
}

Semantic roles & 50–950 ramp

primary

#538BED

secondary

#EAD5B2

accent

#9008DD

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #538BED

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

Preview Lab → · Contrast checker → · Palette generator →