#687CF3#687CF3

#687CF3 is a light, vivid blue. Relative luminance 0.238; OKLCH L 63.0% C 0.178 H 273.1°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#687CF3
RGB	rgb(104, 124, 243)
HSL	hsl(231, 85%, 68%)
HSV	hsv(231, 57%, 95%)
CMYK	cmyk(57.2%, 49%, 0%, 4.7%)
CIE-LAB	lab(55.91, 26.97, -62.20)
CIE-LCH	lch(55.91, 67.79, 293.45°)
OKLab	oklab(63.02% 0.0095 -0.1778)
OKLCH	oklch(63.02% 0.178 273.1)
XYZ	xyz(29.0889, 23.8272, 87.8429)
Luminance	0.2383 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687CF3 #F3DF68

analogous

#68C1F3 #687CF3 #9968F3

triadic

#687CF3 #F3687C #7CF368

tetradic

#687CF3 #F368C1 #F3DF68 #68F399

square

#687CF3 #F368C1 #F3DF68 #68F399

split-complementary

#687CF3 #F39968 #C1F368

monochromatic

#112CD0 #2F4BEE #687CF3 #A1ADF8 #D9DEFC

Accessibility & contrast

On white

3.64

#687CF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#687CF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687CF3

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687CF3	#FFFFFF	#000000	##000000
##687CF3	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F8CF7

Deuteranopia (green-blind)

#2780F0

Tritanopia (blue-blind)

#0097AC

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #687cf3;
/* rgb */ color: rgb(104, 124, 243);
/* oklch */ color: oklch(63.0% 0.178 273.1);

Tailwind

colors: {
  custom: {
    50: '#9ea1f8',
    500: '#687cf3',
    950: '#000000',
  },
}

SCSS

$custom: #687cf3;
$custom-light: #9ea1f8;
$custom-dark: #000000;

JSON

{
  "hex": "#687cf3",
  "rgb": {
    "r": 104,
    "g": 124,
    "b": 243
  },
  "hsl": {
    "h": 231.367,
    "s": 85.276,
    "l": 68.039
  },
  "oklch": {
    "l": 0.63018,
    "c": 0.17802,
    "h": 273.1
  },
  "luminance": 0.23829
}

Semantic roles & 50–950 ramp

primary

#687CF3

secondary

#F1EBC6

accent

#C204E2

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #687CF3

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

Preview Lab → · Contrast checker → · Palette generator →