#538BE2#538BE2

#538BE2 is a light, vivid blue. Relative luminance 0.258; OKLCH L 63.9% C 0.144 H 258.9°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#538BE2
RGB	rgb(83, 139, 226)
HSL	hsl(217, 71%, 61%)
HSV	hsv(217, 63%, 89%)
CMYK	cmyk(63.3%, 38.5%, 0%, 11.4%)
CIE-LAB	lab(57.84, 8.46, -49.73)
CIE-LCH	lch(57.84, 50.44, 279.66°)
OKLab	oklab(63.89% -0.0277 -0.1414)
OKLCH	oklch(63.89% 0.144 258.9)
XYZ	xyz(26.5225, 25.7927, 75.5175)
Luminance	0.2580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538BE2 #E2AA53

analogous

#53D3E2 #538BE2 #6253E2

triadic

#538BE2 #E2538B #8BE253

tetradic

#538BE2 #E253D3 #E2AA53 #53E262

square

#538BE2 #E253D3 #E2AA53 #53E262

split-complementary

#538BE2 #E26253 #D3E253

monochromatic

#1B4FA0 #2469D4 #538BE2 #87AEEB #BCD2F4

Accessibility & contrast

On white

3.41

#538BE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#538BE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538BE2

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538BE2	#FFFFFF	#000000	##000000
##538BE2	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6592E5

Deuteranopia (green-blind)

#5085E0

Tritanopia (blue-blind)

#009FAC

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #538be2;
/* rgb */ color: rgb(83, 139, 226);
/* oklch */ color: oklch(63.9% 0.144 258.9);

Tailwind

colors: {
  custom: {
    50: '#90aceb',
    500: '#538be2',
    950: '#000000',
  },
}

SCSS

$custom: #538be2;
$custom-light: #90aceb;
$custom-dark: #000000;

JSON

{
  "hex": "#538be2",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 226
  },
  "hsl": {
    "h": 216.503,
    "s": 71.144,
    "l": 60.588
  },
  "oklch": {
    "l": 0.63894,
    "c": 0.14407,
    "h": 258.9
  },
  "luminance": 0.25795
}

Semantic roles & 50–950 ramp

primary

#538BE2

secondary

#E4CEAD

accent

#8812D3

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #538BE2

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

Preview Lab → · Contrast checker → · Palette generator →