#677CC7#677CC7

#677CC7 is a mid, moderate blue. Relative luminance 0.214; OKLCH L 60.3% C 0.117 H 270.7°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#677CC7
RGB	rgb(103, 124, 199)
HSL	hsl(227, 46%, 59%)
HSV	hsv(227, 48%, 78%)
CMYK	cmyk(48.2%, 37.7%, 0%, 22%)
CIE-LAB	lab(53.41, 12.89, -41.46)
CIE-LCH	lch(53.41, 43.42, 287.27°)
OKLab	oklab(60.3% 0.0015 -0.117)
OKLCH	oklch(60.3% 0.117 270.7)
XYZ	xyz(23.1067, 21.4210, 56.9388)
Luminance	0.2142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677CC7 #C7B267

analogous

#67ACC7 #677CC7 #8267C7

triadic

#677CC7 #C7677C #7CC767

tetradic

#677CC7 #C767AC #C7B267 #67C782

square

#677CC7 #C767AC #C7B267 #67C782

split-complementary

#677CC7 #C78267 #ACC767

monochromatic

#304283 #4159B0 #677CC7 #94A3D7 #C0C9E8

Accessibility & contrast

On white

3.97

#677CC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#677CC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CC7

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677CC7	#FFFFFF	#000000	##000000
##677CC7	1.00	3.97	5.28	5.28
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6084CA

Deuteranopia (green-blind)

#567CC5

Tritanopia (blue-blind)

#418C98

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #677cc7;
/* rgb */ color: rgb(103, 124, 199);
/* oklch */ color: oklch(60.3% 0.117 270.7);

Tailwind

colors: {
  custom: {
    50: '#97a1d8',
    500: '#677cc7',
    950: '#000000',
  },
}

SCSS

$custom: #677cc7;
$custom-light: #97a1d8;
$custom-dark: #000000;

JSON

{
  "hex": "#677cc7",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 199
  },
  "hsl": {
    "h": 226.875,
    "s": 46.154,
    "l": 59.216
  },
  "oklch": {
    "l": 0.60295,
    "c": 0.11702,
    "h": 270.7
  },
  "luminance": 0.21422
}

Semantic roles & 50–950 ramp

primary

#677CC7

secondary

#D8CFB2

accent

#B952D6

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0F14

muted

#7E7E83

Preview Lab

Preview with #677CC7

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

Preview Lab → · Contrast checker → · Palette generator →