#677FC7#677FC7

#677FC7 is a mid, moderate blue. Relative luminance 0.222; OKLCH L 60.9% C 0.113 H 268.9°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#677FC7
RGB	rgb(103, 127, 199)
HSL	hsl(225, 46%, 59%)
HSV	hsv(225, 48%, 78%)
CMYK	cmyk(48.2%, 36.2%, 0%, 22%)
CIE-LAB	lab(54.22, 11.09, -40.18)
CIE-LCH	lch(54.22, 41.68, 285.43°)
OKLab	oklab(60.92% -0.0022 -0.1132)
OKLCH	oklch(60.92% 0.113 268.9)
XYZ	xyz(23.4884, 22.1844, 57.0661)
Luminance	0.2219 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FC7 #C7AF67

analogous

#67AFC7 #677FC7 #7F67C7

triadic

#677FC7 #C7677F #7FC767

tetradic

#677FC7 #C767AF #C7AF67 #67C77F

square

#677FC7 #C767AF #C7AF67 #67C77F

split-complementary

#677FC7 #C77F67 #AFC767

monochromatic

#304583 #415DB0 #677FC7 #94A5D7 #C0CAE8

Accessibility & contrast

On white

3.86

#677FC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#677FC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FC7

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FC7	#FFFFFF	#000000	##000000
##677FC7	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6486CA

Deuteranopia (green-blind)

#5A7EC5

Tritanopia (blue-blind)

#408E9A

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #677fc7;
/* rgb */ color: rgb(103, 127, 199);
/* oklch */ color: oklch(60.9% 0.113 268.9);

Tailwind

colors: {
  custom: {
    50: '#97a3d8',
    500: '#677fc7',
    950: '#000000',
  },
}

SCSS

$custom: #677fc7;
$custom-light: #97a3d8;
$custom-dark: #000000;

JSON

{
  "hex": "#677fc7",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 199
  },
  "hsl": {
    "h": 225,
    "s": 46.154,
    "l": 59.216
  },
  "oklch": {
    "l": 0.60924,
    "c": 0.11327,
    "h": 268.9
  },
  "luminance": 0.22186
}

Semantic roles & 50–950 ramp

primary

#677FC7

secondary

#D8CEB2

accent

#B552D6

background

#F9FAFD

surface

#F2F3FA

border

#CCCDD3

text

#0E0F14

muted

#7E7F83

Preview Lab

Preview with #677FC7

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

Preview Lab → · Contrast checker → · Palette generator →