#677AEB#677AEB

#677AEB is a light, vivid blue. Relative luminance 0.228; OKLCH L 62.1% C 0.170 H 273.3°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#677AEB
RGB	rgb(103, 122, 235)
HSL	hsl(231, 77%, 66%)
HSV	hsv(231, 56%, 92%)
CMYK	cmyk(56.2%, 48.1%, 0%, 7.8%)
CIE-LAB	lab(54.86, 25.42, -59.43)
CIE-LCH	lch(54.86, 64.64, 293.16°)
OKLab	oklab(62.05% 0.0097 -0.1697)
OKLCH	oklch(62.05% 0.17 273.3)
XYZ	xyz(27.5436, 22.7988, 81.5303)
Luminance	0.2280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677AEB #EBD867

analogous

#67BCEB #677AEB #9667EB

triadic

#677AEB #EB677A #7AEB67

tetradic

#677AEB #EB67BC #EBD867 #67EB96

square

#677AEB #EB67BC #EBD867 #67EB96

split-complementary

#677AEB #EB9667 #BCEB67

monochromatic

#1931BF #314BE4 #677AEB #9DA9F2 #D3D9F9

Accessibility & contrast

On white

3.78

#677AEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#677AEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677AEB

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677AEB	#FFFFFF	#000000	##000000
##677AEB	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4389EF

Deuteranopia (green-blind)

#2F7EE9

Tritanopia (blue-blind)

#1493A7

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #677aeb;
/* rgb */ color: rgb(103, 122, 235);
/* oklch */ color: oklch(62.1% 0.170 273.3);

Tailwind

colors: {
  custom: {
    50: '#9ca0f2',
    500: '#677aeb',
    950: '#000000',
  },
}

SCSS

$custom: #677aeb;
$custom-light: #9ca0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#677aeb",
  "rgb": {
    "r": 103,
    "g": 122,
    "b": 235
  },
  "hsl": {
    "h": 231.364,
    "s": 76.744,
    "l": 66.275
  },
  "oklch": {
    "l": 0.62052,
    "c": 0.16997,
    "h": 273.3
  },
  "luminance": 0.22801
}

Semantic roles & 50–950 ramp

primary

#677AEB

secondary

#ECE6C1

accent

#BC0DD9

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #677AEB

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

Preview Lab → · Contrast checker → · Palette generator →