#5387FF#5387FF

#5387FF is a light, vivid blue. Relative luminance 0.264; OKLCH L 64.9% C 0.187 H 264.2°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#5387FF
RGB	rgb(83, 135, 255)
HSL	hsl(222, 100%, 66%)
HSV	hsv(222, 67%, 100%)
CMYK	cmyk(67.5%, 47.1%, 0%, 0%)
CIE-LAB	lab(58.40, 20.78, -64.88)
CIE-LCH	lch(58.40, 68.13, 287.76°)
OKLab	oklab(64.85% -0.0188 -0.1859)
OKLCH	oklch(64.85% 0.187 264.2)
XYZ	xyz(30.2749, 26.3839, 98.0854)
Luminance	0.2639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5387FF #FFCB53

analogous

#53DDFF #5387FF #7553FF

triadic

#5387FF #FF5387 #87FF53

tetradic

#5387FF #FF53DD #FFCB53 #53FF75

square

#5387FF #FF53DD #FFCB53 #53FF75

split-complementary

#5387FF #FF7553 #DDFF53

monochromatic

#0041D8 #165CFF #5387FF #90B2FF #CDDCFF

Accessibility & contrast

On white

3.35

#5387FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#5387FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5387FF

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5387FF	#FFFFFF	#000000	##000000
##5387FF	1.00	3.35	6.28	6.28
#FFFFFF	3.35	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)

#4795FF

Deuteranopia (green-blind)

#1D85FD

Tritanopia (blue-blind)

#00A3B7

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #5387ff;
/* rgb */ color: rgb(83, 135, 255);
/* oklch */ color: oklch(64.9% 0.187 264.2);

Tailwind

colors: {
  custom: {
    50: '#95a9ff',
    500: '#5387ff',
    950: '#000000',
  },
}

SCSS

$custom: #5387ff;
$custom-light: #95a9ff;
$custom-dark: #000000;

JSON

{
  "hex": "#5387ff",
  "rgb": {
    "r": 83,
    "g": 135,
    "b": 255
  },
  "hsl": {
    "h": 221.86,
    "s": 100,
    "l": 66.275
  },
  "oklch": {
    "l": 0.64855,
    "c": 0.1869,
    "h": 264.2
  },
  "luminance": 0.26387
}

Semantic roles & 50–950 ramp

primary

#5387FF

secondary

#F3E2BB

accent

#A000E6

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F0F18

muted

#7F7F86

Preview Lab

Preview with #5387FF

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

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