#687BBF#687BBF

#687BBF is a mid, moderate blue. Relative luminance 0.209; OKLCH L 59.7% C 0.106 H 271.0°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#687BBF
RGB	rgb(104, 123, 191)
HSL	hsl(227, 40%, 58%)
HSV	hsv(227, 46%, 75%)
CMYK	cmyk(45.5%, 35.6%, 0%, 25.1%)
CIE-LAB	lab(52.81, 11.31, -37.84)
CIE-LCH	lch(52.81, 39.49, 286.64°)
OKLab	oklab(59.72% 0.0019 -0.1064)
OKLCH	oklch(59.72% 0.106 271)
XYZ	xyz(22.1929, 20.8693, 52.1389)
Luminance	0.2087 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687BBF #BFAC68

analogous

#68A6BF #687BBF #8168BF

triadic

#687BBF #BF687B #7BBF68

tetradic

#687BBF #BF68A6 #BFAC68 #68BF81

square

#687BBF #BF68A6 #BFAC68 #68BF81

split-complementary

#687BBF #BF8168 #A6BF68

monochromatic

#334379 #465AA4 #687BBF #93A1D1 #BEC6E3

Accessibility & contrast

On white

4.06

#687BBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#687BBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687BBF

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687BBF	#FFFFFF	#000000	##000000
##687BBF	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6282C2

Deuteranopia (green-blind)

#5A7BBD

Tritanopia (blue-blind)

#488994

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #687bbf;
/* rgb */ color: rgb(104, 123, 191);
/* oklch */ color: oklch(59.7% 0.106 271.0);

Tailwind

colors: {
  custom: {
    50: '#97a1d2',
    500: '#687bbf',
    950: '#000000',
  },
}

SCSS

$custom: #687bbf;
$custom-light: #97a1d2;
$custom-dark: #000000;

JSON

{
  "hex": "#687bbf",
  "rgb": {
    "r": 104,
    "g": 123,
    "b": 191
  },
  "hsl": {
    "h": 226.897,
    "s": 40.465,
    "l": 57.843
  },
  "oklch": {
    "l": 0.59719,
    "c": 0.10646,
    "h": 271
  },
  "luminance": 0.20871
}

Semantic roles & 50–950 ramp

primary

#687BBF

secondary

#D3CBB0

accent

#B657D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #687BBF

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

Preview Lab → · Contrast checker → · Palette generator →