#677CF8#677CF8

#677CF8 is a light, vivid blue. Relative luminance 0.241; OKLCH L 63.3% C 0.185 H 272.8°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#677CF8
RGB	rgb(103, 124, 248)
HSL	hsl(231, 91%, 69%)
HSV	hsv(231, 58%, 97%)
CMYK	cmyk(58.5%, 50%, 0%, 2.7%)
CIE-LAB	lab(56.16, 28.40, -64.57)
CIE-LCH	lch(56.16, 70.54, 293.74°)
OKLab	oklab(63.29% 0.009 -0.1848)
OKLCH	oklch(63.29% 0.185 272.8)
XYZ	xyz(29.7389, 24.0739, 91.8683)
Luminance	0.2408 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677CF8 #F8E367

analogous

#67C5F8 #677CF8 #9B67F8

triadic

#677CF8 #F8677C #7CF867

tetradic

#677CF8 #F867C5 #F8E367 #67F89B

square

#677CF8 #F867C5 #F8E367 #67F89B

split-complementary

#677CF8 #F89B67 #C5F867

monochromatic

#0A28DB #2C4AF5 #677CF8 #A2AEFB #DCE1FD

Accessibility & contrast

On white

3.61

#677CF8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#677CF8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CF8

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677CF8	#FFFFFF	#000000	##000000
##677CF8	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#398DFC

Deuteranopia (green-blind)

#1881F5

Tritanopia (blue-blind)

#0098AE

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #677cf8;
/* rgb */ color: rgb(103, 124, 248);
/* oklch */ color: oklch(63.3% 0.185 272.8);

Tailwind

colors: {
  custom: {
    50: '#9ea1fb',
    500: '#677cf8',
    950: '#000000',
  },
}

SCSS

$custom: #677cf8;
$custom-light: #9ea1fb;
$custom-dark: #000000;

JSON

{
  "hex": "#677cf8",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 248
  },
  "hsl": {
    "h": 231.31,
    "s": 91.195,
    "l": 68.824
  },
  "oklch": {
    "l": 0.63288,
    "c": 0.18499,
    "h": 272.8
  },
  "luminance": 0.24076
}

Semantic roles & 50–950 ramp

primary

#677CF8

secondary

#F3EDC8

accent

#C400E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #677CF8

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

Preview Lab → · Contrast checker → · Palette generator →