#687DDA#687DDA

#687DDA is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.7% C 0.142 H 272.0°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#687DDA
RGB	rgb(104, 125, 218)
HSL	hsl(229, 61%, 63%)
HSV	hsv(229, 52%, 85%)
CMYK	cmyk(52.3%, 42.7%, 0%, 14.5%)
CIE-LAB	lab(54.73, 18.42, -50.12)
CIE-LCH	lch(54.73, 53.39, 290.18°)
OKLab	oklab(61.65% 0.0051 -0.1423)
OKLCH	oklch(61.65% 0.142 272)
XYZ	xyz(25.6933, 22.6705, 69.3380)
Luminance	0.2267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687DDA #DAC568

analogous

#68B6DA #687DDA #8C68DA

triadic

#687DDA #DA687D #7DDA68

tetradic

#687DDA #DA68B6 #DAC568 #68DA8C

square

#687DDA #DA68B6 #DAC568 #68DA8C

split-complementary

#687DDA #DA8C68 #B6DA68

monochromatic

#273EA0 #3753CE #687DDA #99A7E6 #CAD2F2

Accessibility & contrast

On white

3.79

#687DDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#687DDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687DDA

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687DDA	#FFFFFF	#000000	##000000
##687DDA	1.00	3.79	5.53	5.53
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5688DE

Deuteranopia (green-blind)

#497ED8

Tritanopia (blue-blind)

#3391A1

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #687dda;
/* rgb */ color: rgb(104, 125, 218);
/* oklch */ color: oklch(61.7% 0.142 272.0);

Tailwind

colors: {
  custom: {
    50: '#9aa2e6',
    500: '#687dda',
    950: '#000000',
  },
}

SCSS

$custom: #687dda;
$custom-light: #9aa2e6;
$custom-dark: #000000;

JSON

{
  "hex": "#687dda",
  "rgb": {
    "r": 104,
    "g": 125,
    "b": 218
  },
  "hsl": {
    "h": 228.947,
    "s": 60.638,
    "l": 63.137
  },
  "oklch": {
    "l": 0.61652,
    "c": 0.14238,
    "h": 272
  },
  "luminance": 0.22672
}

Semantic roles & 50–950 ramp

primary

#687DDA

secondary

#E3DCBA

accent

#A91DC8

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0F0F16

muted

#7E7E84

Preview Lab

Preview with #687DDA

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

Preview Lab → · Contrast checker → · Palette generator →