#677AE9#677AE9

#677AE9 is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.9% C 0.167 H 273.2°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#677AE9
RGB	rgb(103, 122, 233)
HSL	hsl(231, 75%, 66%)
HSV	hsv(231, 56%, 91%)
CMYK	cmyk(55.8%, 47.6%, 0%, 8.6%)
CIE-LAB	lab(54.75, 24.78, -58.51)
CIE-LCH	lch(54.75, 63.54, 292.96°)
OKLab	oklab(61.92% 0.0095 -0.167)
OKLCH	oklch(61.92% 0.167 273.2)
XYZ	xyz(27.2562, 22.6838, 80.0171)
Luminance	0.2269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677AE9 #E9D667

analogous

#67BBE9 #677AE9 #9567E9

triadic

#677AE9 #E9677A #7AE967

tetradic

#677AE9 #E967BB #E9D667 #67E995

square

#677AE9 #E967BB #E9D667 #67E995

split-complementary

#677AE9 #E99567 #BBE967

monochromatic

#1B32BB #324BE1 #677AE9 #9CA9F1 #D2D8F8

Accessibility & contrast

On white

3.79

#677AE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#677AE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677AE9

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677AE9	#FFFFFF	#000000	##000000
##677AE9	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4489ED

Deuteranopia (green-blind)

#327EE7

Tritanopia (blue-blind)

#1993A6

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #677ae9;
/* rgb */ color: rgb(103, 122, 233);
/* oklch */ color: oklch(61.9% 0.167 273.2);

Tailwind

colors: {
  custom: {
    50: '#9ca0f1',
    500: '#677ae9',
    950: '#000000',
  },
}

SCSS

$custom: #677ae9;
$custom-light: #9ca0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#677ae9",
  "rgb": {
    "r": 103,
    "g": 122,
    "b": 233
  },
  "hsl": {
    "h": 231.231,
    "s": 74.713,
    "l": 65.882
  },
  "oklch": {
    "l": 0.61923,
    "c": 0.16724,
    "h": 273.2
  },
  "luminance": 0.22686
}

Semantic roles & 50–950 ramp

primary

#677AE9

secondary

#EBE5C0

accent

#BA0FD7

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #677AE9

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

Preview Lab → · Contrast checker → · Palette generator →