#677ADE#677ADE

#677ADE is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.2% C 0.152 H 273.0°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#677ADE
RGB	rgb(103, 122, 222)
HSL	hsl(230, 64%, 64%)
HSV	hsv(230, 54%, 87%)
CMYK	cmyk(53.6%, 45%, 0%, 12.9%)
CIE-LAB	lab(54.11, 21.28, -53.37)
CIE-LCH	lch(54.11, 57.45, 291.74°)
OKLab	oklab(61.23% 0.008 -0.1519)
OKLCH	oklch(61.23% 0.152 273)
XYZ	xyz(25.7336, 22.0748, 71.9979)
Luminance	0.2208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677ADE #DECB67

analogous

#67B5DE #677ADE #8F67DE

triadic

#677ADE #DE677A #7ADE67

tetradic

#677ADE #DE67B5 #DECB67 #67DE8F

square

#677ADE #DE67B5 #DECB67 #67DE8F

split-complementary

#677ADE #DE8F67 #B5DE67

monochromatic

#2439A6 #354ED3 #677ADE #99A6E9 #CCD2F4

Accessibility & contrast

On white

3.88

#677ADE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#677ADE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677ADE

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677ADE	#FFFFFF	#000000	##000000
##677ADE	1.00	3.88	5.42	5.42
#FFFFFF	3.88	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)

#4E87E2

Deuteranopia (green-blind)

#407DDC

Tritanopia (blue-blind)

#2C90A1

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #677ade;
/* rgb */ color: rgb(103, 122, 222);
/* oklch */ color: oklch(61.2% 0.152 273.0);

Tailwind

colors: {
  custom: {
    50: '#9aa0e9',
    500: '#677ade',
    950: '#000000',
  },
}

SCSS

$custom: #677ade;
$custom-light: #9aa0e9;
$custom-dark: #000000;

JSON

{
  "hex": "#677ade",
  "rgb": {
    "r": 103,
    "g": 122,
    "b": 222
  },
  "hsl": {
    "h": 230.42,
    "s": 64.324,
    "l": 63.725
  },
  "oklch": {
    "l": 0.61231,
    "c": 0.15208,
    "h": 273
  },
  "luminance": 0.22077
}

Semantic roles & 50–950 ramp

primary

#677ADE

secondary

#E5DFBB

accent

#B019CC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #677ADE

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

Preview Lab → · Contrast checker → · Palette generator →