#538BDA#538BDA

#538BDA is a light, vivid blue. Relative luminance 0.254; OKLCH L 63.4% C 0.134 H 257.2°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#538BDA
RGB	rgb(83, 139, 218)
HSL	hsl(215, 65%, 59%)
HSV	hsv(215, 62%, 85%)
CMYK	cmyk(61.9%, 36.2%, 0%, 14.5%)
CIE-LAB	lab(57.43, 5.77, -45.91)
CIE-LCH	lch(57.43, 46.27, 277.16°)
OKLab	oklab(63.44% -0.0296 -0.1302)
OKLCH	oklch(63.44% 0.134 257.2)
XYZ	xyz(25.4503, 25.3638, 69.8706)
Luminance	0.2537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538BDA #DAA253

analogous

#53CFDA #538BDA #5F53DA

triadic

#538BDA #DA538B #8BDA53

tetradic

#538BDA #DA53CF #DAA253 #53DA5F

square

#538BDA #DA53CF #DAA253 #53DA5F

split-complementary

#538BDA #DA5F53 #CFDA53

monochromatic

#204F93 #2A6BC5 #538BDA #85ADE5 #B8CFF0

Accessibility & contrast

On white

3.46

#538BDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.07

#538BDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538BDA

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538BDA	#FFFFFF	#000000	##000000
##538BDA	1.00	3.46	6.07	6.07
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.07	21.00	1.00	1.00
##000000	6.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6991DD

Deuteranopia (green-blind)

#5684D8

Tritanopia (blue-blind)

#009DA8

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #538bda;
/* rgb */ color: rgb(83, 139, 218);
/* oklch */ color: oklch(63.4% 0.134 257.2);

Tailwind

colors: {
  custom: {
    50: '#8face6',
    500: '#538bda',
    950: '#000000',
  },
}

SCSS

$custom: #538bda;
$custom-light: #8face6;
$custom-dark: #000000;

JSON

{
  "hex": "#538bda",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 218
  },
  "hsl": {
    "h": 215.111,
    "s": 64.593,
    "l": 59.02
  },
  "oklch": {
    "l": 0.63439,
    "c": 0.13352,
    "h": 257.2
  },
  "luminance": 0.25366
}

Semantic roles & 50–950 ramp

primary

#538BDA

secondary

#DFC9AA

accent

#A240E8

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #538BDA

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

Preview Lab → · Contrast checker → · Palette generator →