#677BF4#677BF4

#677BF4 is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.8% C 0.181 H 273.0°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#677BF4
RGB	rgb(103, 123, 244)
HSL	hsl(231, 87%, 68%)
HSV	hsv(231, 58%, 96%)
CMYK	cmyk(57.8%, 49.6%, 0%, 4.3%)
CIE-LAB	lab(55.66, 27.71, -63.16)
CIE-LCH	lch(55.66, 68.97, 293.69°)
OKLab	oklab(62.83% 0.0096 -0.1806)
OKLCH	oklch(62.83% 0.181 273)
XYZ	xyz(29.0002, 23.5789, 88.5934)
Luminance	0.2358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677BF4 #F4E067

analogous

#67C2F4 #677BF4 #9967F4

triadic

#677BF4 #F4677B #7BF467

tetradic

#677BF4 #F467C2 #F4E067 #67F499

square

#677BF4 #F467C2 #F4E067 #67F499

split-complementary

#677BF4 #F49967 #C2F467

monochromatic

#0F2BD1 #2E49F0 #677BF4 #A0ADF8 #D9DEFC

Accessibility & contrast

On white

3.67

#677BF4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#677BF4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677BF4

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677BF4	#FFFFFF	#000000	##000000
##677BF4	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B8CF8

Deuteranopia (green-blind)

#1F80F1

Tritanopia (blue-blind)

#0097AC

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #677bf4;
/* rgb */ color: rgb(103, 123, 244);
/* oklch */ color: oklch(62.8% 0.181 273.0);

Tailwind

colors: {
  custom: {
    50: '#9da0f8',
    500: '#677bf4',
    950: '#000000',
  },
}

SCSS

$custom: #677bf4;
$custom-light: #9da0f8;
$custom-dark: #000000;

JSON

{
  "hex": "#677bf4",
  "rgb": {
    "r": 103,
    "g": 123,
    "b": 244
  },
  "hsl": {
    "h": 231.489,
    "s": 86.503,
    "l": 68.039
  },
  "oklch": {
    "l": 0.62832,
    "c": 0.18087,
    "h": 273
  },
  "luminance": 0.23581
}

Semantic roles & 50–950 ramp

primary

#677BF4

secondary

#F1EBC6

accent

#C302E3

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #677BF4

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

Preview Lab → · Contrast checker → · Palette generator →