#677AE3#677AE3

#677AE3 is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.5% C 0.159 H 273.1°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#677AE3
RGB	rgb(103, 122, 227)
HSL	hsl(231, 69%, 65%)
HSV	hsv(231, 55%, 89%)
CMYK	cmyk(54.6%, 46.3%, 0%, 11%)
CIE-LAB	lab(54.39, 22.87, -55.72)
CIE-LCH	lch(54.39, 60.23, 292.32°)
OKLab	oklab(61.54% 0.0087 -0.1588)
OKLCH	oklch(61.54% 0.159 273.1)
XYZ	xyz(26.4137, 22.3468, 75.5796)
Luminance	0.2235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677AE3 #E3D067

analogous

#67B8E3 #677AE3 #9267E3

triadic

#677AE3 #E3677A #7AE367

tetradic

#677AE3 #E367B8 #E3D067 #67E392

square

#677AE3 #E367B8 #E3D067 #67E392

split-complementary

#677AE3 #E39267 #B8E367

monochromatic

#2036AF #334DD9 #677AE3 #9BA7ED #CED4F6

Accessibility & contrast

On white

3.84

#677AE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#677AE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677AE3

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677AE3	#FFFFFF	#000000	##000000
##677AE3	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A88E7

Deuteranopia (green-blind)

#3A7DE1

Tritanopia (blue-blind)

#2491A3

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #677ae3;
/* rgb */ color: rgb(103, 122, 227);
/* oklch */ color: oklch(61.5% 0.159 273.1);

Tailwind

colors: {
  custom: {
    50: '#9ba0ec',
    500: '#677ae3',
    950: '#000000',
  },
}

SCSS

$custom: #677ae3;
$custom-light: #9ba0ec;
$custom-dark: #000000;

JSON

{
  "hex": "#677ae3",
  "rgb": {
    "r": 103,
    "g": 122,
    "b": 227
  },
  "hsl": {
    "h": 230.806,
    "s": 68.889,
    "l": 64.706
  },
  "oklch": {
    "l": 0.61542,
    "c": 0.159,
    "h": 273.1
  },
  "luminance": 0.22349
}

Semantic roles & 50–950 ramp

primary

#677AE3

secondary

#E8E2BE

accent

#B415D1

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0E16

muted

#7F7E84

Preview Lab

Preview with #677AE3

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

Preview Lab → · Contrast checker → · Palette generator →