#677CF0#677CF0

#677CF0 is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.8% C 0.174 H 272.7°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#677CF0
RGB	rgb(103, 124, 240)
HSL	hsl(231, 82%, 67%)
HSV	hsv(231, 57%, 94%)
CMYK	cmyk(57.1%, 48.3%, 0%, 5.9%)
CIE-LAB	lab(55.67, 25.82, -60.92)
CIE-LCH	lch(55.67, 66.17, 292.97°)
OKLab	oklab(62.76% 0.0082 -0.174)
OKLCH	oklch(62.76% 0.174 272.7)
XYZ	xyz(28.5242, 23.5880, 85.4710)
Luminance	0.2359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677CF0 #F0DB67

analogous

#67C1F0 #677CF0 #9767F0

triadic

#677CF0 #F0677C #7CF067

tetradic

#677CF0 #F067C1 #F0DB67 #67F097

square

#677CF0 #F067C1 #F0DB67 #67F097

split-complementary

#677CF0 #F09767 #C1F067

monochromatic

#1430C9 #2F4CEB #677CF0 #9FACF5 #D6DCFB

Accessibility & contrast

On white

3.67

#677CF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#677CF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CF0

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677CF0	#FFFFFF	#000000	##000000
##677CF0	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)

#428CF4

Deuteranopia (green-blind)

#2B80EE

Tritanopia (blue-blind)

#0096AB

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #677cf0;
/* rgb */ color: rgb(103, 124, 240);
/* oklch */ color: oklch(62.8% 0.174 272.7);

Tailwind

colors: {
  custom: {
    50: '#9da1f6',
    500: '#677cf0',
    950: '#000000',
  },
}

SCSS

$custom: #677cf0;
$custom-light: #9da1f6;
$custom-dark: #000000;

JSON

{
  "hex": "#677cf0",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 240
  },
  "hsl": {
    "h": 230.803,
    "s": 82.036,
    "l": 67.255
  },
  "oklch": {
    "l": 0.62761,
    "c": 0.17423,
    "h": 272.7
  },
  "luminance": 0.2359
}

Semantic roles & 50–950 ramp

primary

#677CF0

secondary

#EFE8C4

accent

#BD07DE

background

#FAF9FF

surface

#F4F2FE

border

#CECCD6

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #677CF0

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

Preview Lab → · Contrast checker → · Palette generator →