#687BBD#687BBD

#687BBD is a mid, moderate blue. Relative luminance 0.208; OKLCH L 59.6% C 0.104 H 270.8°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#687BBD
RGB	rgb(104, 123, 189)
HSL	hsl(227, 39%, 57%)
HSV	hsv(227, 45%, 74%)
CMYK	cmyk(45%, 34.9%, 0%, 25.9%)
CIE-LAB	lab(52.71, 10.71, -36.84)
CIE-LCH	lch(52.71, 38.37, 286.21°)
OKLab	oklab(59.61% 0.0014 -0.1036)
OKLCH	oklch(59.61% 0.104 270.8)
XYZ	xyz(21.9743, 20.7819, 50.9877)
Luminance	0.2078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687BBD #BDAA68

analogous

#68A6BD #687BBD #7F68BD

triadic

#687BBD #BD687B #7BBD68

tetradic

#687BBD #BD68A6 #BDAA68 #68BD7F

square

#687BBD #BD68A6 #BDAA68 #68BD7F

split-complementary

#687BBD #BD7F68 #A6BD68

monochromatic

#344377 #475BA1 #687BBD #93A0D0 #BDC5E2

Accessibility & contrast

On white

4.07

#687BBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#687BBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687BBD

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687BBD	#FFFFFF	#000000	##000000
##687BBD	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6382C0

Deuteranopia (green-blind)

#5B7ABC

Tritanopia (blue-blind)

#4A8993

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #687bbd;
/* rgb */ color: rgb(104, 123, 189);
/* oklch */ color: oklch(59.6% 0.104 270.8);

Tailwind

colors: {
  custom: {
    50: '#97a1d1',
    500: '#687bbd',
    950: '#000000',
  },
}

SCSS

$custom: #687bbd;
$custom-light: #97a1d1;
$custom-dark: #000000;

JSON

{
  "hex": "#687bbd",
  "rgb": {
    "r": 104,
    "g": 123,
    "b": 189
  },
  "hsl": {
    "h": 226.588,
    "s": 39.171,
    "l": 57.451
  },
  "oklch": {
    "l": 0.59613,
    "c": 0.10357,
    "h": 270.8
  },
  "luminance": 0.20783
}

Semantic roles & 50–950 ramp

primary

#687BBD

secondary

#D2CAAF

accent

#B559CF

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #687BBD

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

Preview Lab → · Contrast checker → · Palette generator →