#687BDB#687BDB

#687BDB is a mid, vivid blue. Relative luminance 0.222; OKLCH L 61.3% C 0.146 H 272.9°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#687BDB
RGB	rgb(104, 123, 219)
HSL	hsl(230, 61%, 63%)
HSV	hsv(230, 53%, 86%)
CMYK	cmyk(52.5%, 43.8%, 0%, 14.1%)
CIE-LAB	lab(54.26, 19.94, -51.43)
CIE-LCH	lch(54.26, 55.16, 291.19°)
OKLab	oklab(61.31% 0.0075 -0.1461)
OKLCH	oklch(61.31% 0.146 272.9)
XYZ	xyz(25.5739, 22.2217, 69.9457)
Luminance	0.2222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687BDB #DBC868

analogous

#68B4DB #687BDB #8E68DB

triadic

#687BDB #DB687B #7BDB68

tetradic

#687BDB #DB68B4 #DBC868 #68DB8E

square

#687BDB #DB68B4 #DBC868 #68DB8E

split-complementary

#687BDB #DB8E68 #B4DB68

monochromatic

#273BA2 #3750CF #687BDB #99A6E7 #CBD1F3

Accessibility & contrast

On white

3.86

#687BDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#687BDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687BDB

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687BDB	#FFFFFF	#000000	##000000
##687BDB	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5287DF

Deuteranopia (green-blind)

#457DD9

Tritanopia (blue-blind)

#3290A0

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #687bdb;
/* rgb */ color: rgb(104, 123, 219);
/* oklch */ color: oklch(61.3% 0.146 272.9);

Tailwind

colors: {
  custom: {
    50: '#9aa0e7',
    500: '#687bdb',
    950: '#000000',
  },
}

SCSS

$custom: #687bdb;
$custom-light: #9aa0e7;
$custom-dark: #000000;

JSON

{
  "hex": "#687bdb",
  "rgb": {
    "r": 104,
    "g": 123,
    "b": 219
  },
  "hsl": {
    "h": 230.087,
    "s": 61.497,
    "l": 63.333
  },
  "oklch": {
    "l": 0.61311,
    "c": 0.14634,
    "h": 272.9
  },
  "luminance": 0.22223
}

Semantic roles & 50–950 ramp

primary

#687BDB

secondary

#E4DDBB

accent

#AD1CC9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #687BDB

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

Preview Lab → · Contrast checker → · Palette generator →