#687CDA#687CDA

#687CDA is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.5% C 0.144 H 272.5°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#687CDA
RGB	rgb(104, 124, 218)
HSL	hsl(229, 61%, 63%)
HSV	hsv(229, 52%, 85%)
CMYK	cmyk(52.3%, 43.1%, 0%, 14.5%)
CIE-LAB	lab(54.47, 19.02, -50.54)
CIE-LCH	lch(54.47, 54.00, 290.63°)
OKLab	oklab(61.45% 0.0062 -0.1435)
OKLCH	oklch(61.45% 0.144 272.5)
XYZ	xyz(25.5674, 22.4186, 69.2960)
Luminance	0.2242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687CDA #DAC668

analogous

#68B5DA #687CDA #8D68DA

triadic

#687CDA #DA687C #7CDA68

tetradic

#687CDA #DA68B5 #DAC668 #68DA8D

square

#687CDA #DA68B5 #DAC668 #68DA8D

split-complementary

#687CDA #DA8D68 #B5DA68

monochromatic

#273DA0 #3751CE #687CDA #99A7E6 #CAD1F2

Accessibility & contrast

On white

3.83

#687CDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#687CDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687CDA

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687CDA	#FFFFFF	#000000	##000000
##687CDA	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5487DE

Deuteranopia (green-blind)

#487ED8

Tritanopia (blue-blind)

#3390A0

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #687cda;
/* rgb */ color: rgb(104, 124, 218);
/* oklch */ color: oklch(61.5% 0.144 272.5);

Tailwind

colors: {
  custom: {
    50: '#9aa1e6',
    500: '#687cda',
    950: '#000000',
  },
}

SCSS

$custom: #687cda;
$custom-light: #9aa1e6;
$custom-dark: #000000;

JSON

{
  "hex": "#687cda",
  "rgb": {
    "r": 104,
    "g": 124,
    "b": 218
  },
  "hsl": {
    "h": 229.474,
    "s": 60.638,
    "l": 63.137
  },
  "oklch": {
    "l": 0.61451,
    "c": 0.14365,
    "h": 272.5
  },
  "luminance": 0.2242
}

Semantic roles & 50–950 ramp

primary

#687CDA

secondary

#E3DCBA

accent

#AA1DC8

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #687CDA

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

Preview Lab → · Contrast checker → · Palette generator →