#677BF0#677BF0

#677BF0 is a light, vivid blue. Relative luminance 0.233; OKLCH L 62.6% C 0.175 H 273.0°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#677BF0
RGB	rgb(103, 123, 240)
HSL	hsl(231, 82%, 67%)
HSV	hsv(231, 57%, 94%)
CMYK	cmyk(57.1%, 48.7%, 0%, 5.9%)
CIE-LAB	lab(55.42, 26.43, -61.33)
CIE-LCH	lch(55.42, 66.78, 293.31°)
OKLab	oklab(62.57% 0.0092 -0.1752)
OKLCH	oklch(62.57% 0.175 273)
XYZ	xyz(28.3995, 23.3386, 85.4294)
Luminance	0.2334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677BF0 #F0DC67

analogous

#67BFF0 #677BF0 #9867F0

triadic

#677BF0 #F0677B #7BF067

tetradic

#677BF0 #F067BF #F0DC67 #67F098

square

#677BF0 #F067BF #F0DC67 #67F098

split-complementary

#677BF0 #F09867 #BFF067

monochromatic

#142EC9 #2F4BEB #677BF0 #9FABF5 #D6DCFB

Accessibility & contrast

On white

3.70

#677BF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#677BF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677BF0

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677BF0	#FFFFFF	#000000	##000000
##677BF0	1.00	3.70	5.67	5.67
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#408BF4

Deuteranopia (green-blind)

#287FEE

Tritanopia (blue-blind)

#0095AA

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #677bf0;
/* rgb */ color: rgb(103, 123, 240);
/* oklch */ color: oklch(62.6% 0.175 273.0);

Tailwind

colors: {
  custom: {
    50: '#9da0f6',
    500: '#677bf0',
    950: '#000000',
  },
}

SCSS

$custom: #677bf0;
$custom-light: #9da0f6;
$custom-dark: #000000;

JSON

{
  "hex": "#677bf0",
  "rgb": {
    "r": 103,
    "g": 123,
    "b": 240
  },
  "hsl": {
    "h": 231.241,
    "s": 82.036,
    "l": 67.255
  },
  "oklch": {
    "l": 0.62569,
    "c": 0.17549,
    "h": 273
  },
  "luminance": 0.23341
}

Semantic roles & 50–950 ramp

primary

#677BF0

secondary

#EFE9C4

accent

#BF07DE

background

#FAF9FF

surface

#F4F2FE

border

#CECCD6

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #677BF0

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

Preview Lab → · Contrast checker → · Palette generator →