#677CD5#677CD5

#677CD5 is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.1% C 0.137 H 271.8°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#677CD5
RGB	rgb(103, 124, 213)
HSL	hsl(229, 57%, 62%)
HSV	hsv(229, 52%, 84%)
CMYK	cmyk(51.6%, 41.8%, 0%, 16.5%)
CIE-LAB	lab(54.13, 17.23, -48.25)
CIE-LCH	lch(54.13, 51.24, 289.65°)
OKLab	oklab(61.09% 0.0043 -0.1368)
OKLCH	oklch(61.09% 0.137 271.8)
XYZ	xyz(24.8075, 22.1013, 65.8966)
Luminance	0.2210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677CD5 #D5C067

analogous

#67B3D5 #677CD5 #8967D5

triadic

#677CD5 #D5677C #7CD567

tetradic

#677CD5 #D567B3 #D5C067 #67D589

square

#677CD5 #D567B3 #D5C067 #67D589

split-complementary

#677CD5 #D58967 #B3D567

monochromatic

#2A3F98 #3753C8 #677CD5 #97A5E2 #C7CFEF

Accessibility & contrast

On white

3.87

#677CD5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#677CD5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CD5

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677CD5	#FFFFFF	#000000	##000000
##677CD5	1.00	3.87	5.42	5.42
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5886D8

Deuteranopia (green-blind)

#4C7DD3

Tritanopia (blue-blind)

#358F9E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #677cd5;
/* rgb */ color: rgb(103, 124, 213);
/* oklch */ color: oklch(61.1% 0.137 271.8);

Tailwind

colors: {
  custom: {
    50: '#99a1e2',
    500: '#677cd5',
    950: '#000000',
  },
}

SCSS

$custom: #677cd5;
$custom-light: #99a1e2;
$custom-dark: #000000;

JSON

{
  "hex": "#677cd5",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 213
  },
  "hsl": {
    "h": 228.545,
    "s": 56.701,
    "l": 61.961
  },
  "oklch": {
    "l": 0.61091,
    "c": 0.13692,
    "h": 271.8
  },
  "luminance": 0.22103
}

Semantic roles & 50–950 ramp

primary

#677CD5

secondary

#E0D8B8

accent

#A521C4

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #677CD5

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

Preview Lab → · Contrast checker → · Palette generator →