#687FBB#687FBB

#687FBB is a mid, moderate blue. Relative luminance 0.217; OKLCH L 60.4% C 0.096 H 267.5°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#687FBB
RGB	rgb(104, 127, 187)
HSL	hsl(223, 38%, 57%)
HSV	hsv(223, 44%, 73%)
CMYK	cmyk(44.4%, 32.1%, 0%, 26.7%)
CIE-LAB	lab(53.72, 7.72, -34.12)
CIE-LCH	lch(53.72, 34.98, 282.75°)
OKLab	oklab(60.36% -0.0042 -0.0956)
OKLCH	oklch(60.36% 0.096 267.5)
XYZ	xyz(22.2651, 21.7084, 50.0210)
Luminance	0.2171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687FBB #BBA468

analogous

#68A9BB #687FBB #7A68BB

triadic

#687FBB #BB687F #7FBB68

tetradic

#687FBB #BB68A9 #BBA468 #68BB7A

square

#687FBB #BB68A9 #BBA468 #68BB7A

split-complementary

#687FBB #BB7A68 #A9BB68

monochromatic

#344674 #475F9E #687FBB #92A3CE #BCC7E1

Accessibility & contrast

On white

3.93

#687FBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#687FBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687FBB

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687FBB	#FFFFFF	#000000	##000000
##687FBB	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6984BE

Deuteranopia (green-blind)

#617DBA

Tritanopia (blue-blind)

#4A8B95

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #687fbb;
/* rgb */ color: rgb(104, 127, 187);
/* oklch */ color: oklch(60.4% 0.096 267.5);

Tailwind

colors: {
  custom: {
    50: '#97a3cf',
    500: '#687fbb',
    950: '#000000',
  },
}

SCSS

$custom: #687fbb;
$custom-light: #97a3cf;
$custom-dark: #000000;

JSON

{
  "hex": "#687fbb",
  "rgb": {
    "r": 104,
    "g": 127,
    "b": 187
  },
  "hsl": {
    "h": 223.373,
    "s": 37.9,
    "l": 57.059
  },
  "oklch": {
    "l": 0.60362,
    "c": 0.09574,
    "h": 267.5
  },
  "luminance": 0.2171
}

Semantic roles & 50–950 ramp

primary

#687FBB

secondary

#D0C7AF

accent

#AE5ACE

background

#F9FAFC

surface

#F2F3F9

border

#CCCDD2

text

#0E0F14

muted

#7E7F82

Preview Lab

Preview with #687FBB

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

Preview Lab → · Contrast checker → · Palette generator →