#687BC0#687BC0

#687BC0 is a mid, moderate blue. Relative luminance 0.209; OKLCH L 59.8% C 0.108 H 271.2°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#687BC0
RGB	rgb(104, 123, 192)
HSL	hsl(227, 41%, 58%)
HSV	hsv(227, 46%, 75%)
CMYK	cmyk(45.8%, 35.9%, 0%, 24.7%)
CIE-LAB	lab(52.85, 11.61, -38.33)
CIE-LCH	lch(52.85, 40.05, 286.85°)
OKLab	oklab(59.77% 0.0022 -0.1079)
OKLCH	oklch(59.77% 0.108 271.2)
XYZ	xyz(22.3033, 20.9135, 52.7204)
Luminance	0.2092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687BC0 #C0AD68

analogous

#68A7C0 #687BC0 #8168C0

triadic

#687BC0 #C0687B #7BC068

tetradic

#687BC0 #C068A7 #C0AD68 #68C081

square

#687BC0 #C068A7 #C0AD68 #68C081

split-complementary

#687BC0 #C08168 #A7C068

monochromatic

#33437A #455AA6 #687BC0 #93A1D2 #BEC6E4

Accessibility & contrast

On white

4.05

#687BC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#687BC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687BC0

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687BC0	#FFFFFF	#000000	##000000
##687BC0	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6282C3

Deuteranopia (green-blind)

#5A7BBE

Tritanopia (blue-blind)

#488994

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #687bc0;
/* rgb */ color: rgb(104, 123, 192);
/* oklch */ color: oklch(59.8% 0.108 271.2);

Tailwind

colors: {
  custom: {
    50: '#97a0d3',
    500: '#687bc0',
    950: '#000000',
  },
}

SCSS

$custom: #687bc0;
$custom-light: #97a0d3;
$custom-dark: #000000;

JSON

{
  "hex": "#687bc0",
  "rgb": {
    "r": 104,
    "g": 123,
    "b": 192
  },
  "hsl": {
    "h": 227.045,
    "s": 41.121,
    "l": 58.039
  },
  "oklch": {
    "l": 0.59773,
    "c": 0.10791,
    "h": 271.2
  },
  "luminance": 0.20915
}

Semantic roles & 50–950 ramp

primary

#687BC0

secondary

#D3CCB0

accent

#B757D1

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0E14

muted

#7E7E83

Preview Lab

Preview with #687BC0

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

Preview Lab → · Contrast checker → · Palette generator →