#538EEC#538EEC

#538EEC is a light, vivid blue. Relative luminance 0.272; OKLCH L 65.1% C 0.154 H 259.3°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#538EEC
RGB	rgb(83, 142, 236)
HSL	hsl(217, 80%, 63%)
HSV	hsv(217, 65%, 93%)
CMYK	cmyk(64.8%, 39.8%, 0%, 7.5%)
CIE-LAB	lab(59.19, 10.06, -53.13)
CIE-LCH	lch(59.19, 54.07, 280.72°)
OKLab	oklab(65.12% -0.0285 -0.1513)
OKLCH	oklch(65.12% 0.154 259.3)
XYZ	xyz(28.3752, 27.2384, 83.1028)
Luminance	0.2724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538EEC #ECB153

analogous

#53DAEC #538EEC #6553EC

triadic

#538EEC #EC538E #8EEC53

tetradic

#538EEC #EC53DA #ECB153 #53EC65

square

#538EEC #EC53DA #ECB153 #53EC65

split-complementary

#538EEC #EC6553 #DAEC53

monochromatic

#1450B1 #1C6AE6 #538EEC #8AB2F2 #C1D6F8

Accessibility & contrast

On white

3.26

#538EEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#538EEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538EEC

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538EEC	#FFFFFF	#000000	##000000
##538EEC	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6396F0

Deuteranopia (green-blind)

#4D88EA

Tritanopia (blue-blind)

#00A4B1

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #538eec;
/* rgb */ color: rgb(83, 142, 236);
/* oklch */ color: oklch(65.1% 0.154 259.3);

Tailwind

colors: {
  custom: {
    50: '#92aef2',
    500: '#538eec',
    950: '#000000',
  },
}

SCSS

$custom: #538eec;
$custom-light: #92aef2;
$custom-dark: #000000;

JSON

{
  "hex": "#538eec",
  "rgb": {
    "r": 83,
    "g": 142,
    "b": 236
  },
  "hsl": {
    "h": 216.863,
    "s": 80.105,
    "l": 62.549
  },
  "oklch": {
    "l": 0.65117,
    "c": 0.15398,
    "h": 259.3
  },
  "luminance": 0.27241
}

Semantic roles & 50–950 ramp

primary

#538EEC

secondary

#E9D4B2

accent

#8B09DC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #538EEC

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

Preview Lab → · Contrast checker → · Palette generator →