#677CCD#677CCD

#677CCD is a mid, vivid blue. Relative luminance 0.217; OKLCH L 60.6% C 0.126 H 271.3°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#677CCD
RGB	rgb(103, 124, 205)
HSL	hsl(228, 50%, 60%)
HSV	hsv(228, 50%, 80%)
CMYK	cmyk(49.8%, 39.5%, 0%, 19.6%)
CIE-LAB	lab(53.71, 14.74, -44.39)
CIE-LCH	lch(53.71, 46.77, 288.37°)
OKLab	oklab(60.63% 0.0028 -0.1256)
OKLCH	oklch(60.63% 0.126 271.3)
XYZ	xyz(23.8171, 21.7051, 60.6803)
Luminance	0.2171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677CCD #CDB867

analogous

#67AFCD #677CCD #8567CD

triadic

#677CCD #CD677C #7CCD67

tetradic

#677CCD #CD67AF #CDB867 #67CD85

square

#677CCD #CD67AF #CDB867 #67CD85

split-complementary

#677CCD #CD8567 #AFCD67

monochromatic

#2E418C #3D57BA #677CCD #95A4DC #C3CBEB

Accessibility & contrast

On white

3.93

#677CCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#677CCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CCD

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677CCD	#FFFFFF	#000000	##000000
##677CCD	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C85D0

Deuteranopia (green-blind)

#527CCB

Tritanopia (blue-blind)

#3C8D9B

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #677ccd;
/* rgb */ color: rgb(103, 124, 205);
/* oklch */ color: oklch(60.6% 0.126 271.3);

Tailwind

colors: {
  custom: {
    50: '#98a1dc',
    500: '#677ccd',
    950: '#000000',
  },
}

SCSS

$custom: #677ccd;
$custom-light: #98a1dc;
$custom-dark: #000000;

JSON

{
  "hex": "#677ccd",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 205
  },
  "hsl": {
    "h": 227.647,
    "s": 50.495,
    "l": 60.392
  },
  "oklch": {
    "l": 0.6063,
    "c": 0.12559,
    "h": 271.3
  },
  "luminance": 0.21707
}

Semantic roles & 50–950 ramp

primary

#677CCD

secondary

#DBD3B4

accent

#9F28BE

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #677CCD

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

Preview Lab → · Contrast checker → · Palette generator →