#677BB7#677BB7

#677BB7 is a mid, moderate blue. Relative luminance 0.205; OKLCH L 59.2% C 0.095 H 269.3°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#677BB7
RGB	rgb(103, 123, 183)
HSL	hsl(225, 36%, 56%)
HSV	hsv(225, 44%, 72%)
CMYK	cmyk(43.7%, 32.8%, 0%, 28.2%)
CIE-LAB	lab(52.36, 8.67, -33.95)
CIE-LCH	lch(52.36, 35.04, 284.32°)
OKLab	oklab(59.23% -0.0011 -0.0952)
OKLCH	oklch(59.23% 0.095 269.3)
XYZ	xyz(21.2211, 20.4672, 47.6230)
Luminance	0.2047 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677BB7 #B7A367

analogous

#67A3B7 #677BB7 #7B67B7

triadic

#677BB7 #B7677B #7BB767

tetradic

#677BB7 #B767A3 #B7A367 #67B77B

square

#677BB7 #B767A3 #B7A367 #67B77B

split-complementary

#677BB7 #B77B67 #A3B767

monochromatic

#35436F #485C99 #677BB7 #919FCB #BAC3DE

Accessibility & contrast

On white

4.12

#677BB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#677BB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677BB7

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677BB7	#FFFFFF	#000000	##000000
##677BB7	1.00	4.12	5.09	5.09
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6681BA

Deuteranopia (green-blind)

#5E7AB6

Tritanopia (blue-blind)

#4B8791

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #677bb7;
/* rgb */ color: rgb(103, 123, 183);
/* oklch */ color: oklch(59.2% 0.095 269.3);

Tailwind

colors: {
  custom: {
    50: '#96a1cd',
    500: '#677bb7',
    950: '#000000',
  },
}

SCSS

$custom: #677bb7;
$custom-light: #96a1cd;
$custom-dark: #000000;

JSON

{
  "hex": "#677bb7",
  "rgb": {
    "r": 103,
    "g": 123,
    "b": 183
  },
  "hsl": {
    "h": 225,
    "s": 35.714,
    "l": 56.078
  },
  "oklch": {
    "l": 0.59234,
    "c": 0.09519,
    "h": 269.3
  },
  "luminance": 0.20468
}

Semantic roles & 50–950 ramp

primary

#677BB7

secondary

#CDC5AC

accent

#B05CCC

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E13

muted

#7E7E82

Preview Lab

Preview with #677BB7

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

Preview Lab → · Contrast checker → · Palette generator →