#687AAA#687AAA

#687AAA is a mid, moderate blue. Relative luminance 0.198; OKLCH L 58.4% C 0.077 H 268.2°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#687AAA
RGB	rgb(104, 122, 170)
HSL	hsl(224, 28%, 54%)
HSV	hsv(224, 39%, 67%)
CMYK	cmyk(38.8%, 28.2%, 0%, 33.3%)
CIE-LAB	lab(51.57, 5.76, -27.68)
CIE-LCH	lch(51.57, 28.27, 281.76°)
OKLab	oklab(58.44% -0.0024 -0.0771)
OKLCH	oklch(58.44% 0.077 268.2)
XYZ	xyz(19.9220, 19.7635, 40.7874)
Luminance	0.1976 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687AAA #AA9868

analogous

#689BAA #687AAA #7768AA

triadic

#687AAA #AA687A #7AAA68

tetradic

#687AAA #AA689B #AA9868 #68AA77

square

#687AAA #AA689B #AA9868 #68AA77

split-complementary

#687AAA #AA7768 #9BAA68

monochromatic

#374261 #4D5D88 #687AAA #8F9CC0 #B6BFD6

Accessibility & contrast

On white

4.24

#687AAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#687AAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #687AAA

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687AAA	#FFFFFF	#000000	##000000
##687AAA	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7EAC

Deuteranopia (green-blind)

#6478A9

Tritanopia (blue-blind)

#53848B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #687aaa;
/* rgb */ color: rgb(104, 122, 170);
/* oklch */ color: oklch(58.4% 0.077 268.2);

Tailwind

colors: {
  custom: {
    50: '#95a0c3',
    500: '#687aaa',
    950: '#000000',
  },
}

SCSS

$custom: #687aaa;
$custom-light: #95a0c3;
$custom-dark: #000000;

JSON

{
  "hex": "#687aaa",
  "rgb": {
    "r": 104,
    "g": 122,
    "b": 170
  },
  "hsl": {
    "h": 223.636,
    "s": 27.966,
    "l": 53.725
  },
  "oklch": {
    "l": 0.58444,
    "c": 0.07711,
    "h": 268.2
  },
  "luminance": 0.19764
}

Semantic roles & 50–950 ramp

primary

#687AAA

secondary

#C5BDA9

accent

#AA64C4

background

#F9F9FC

surface

#F2F2F8

border

#CCCCD1

text

#0D0E12

muted

#7E7E81

Preview Lab

Preview with #687AAA

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

Preview Lab → · Contrast checker → · Palette generator →