#677FE1#677FE1

#677FE1 is a light, vivid blue. Relative luminance 0.235; OKLCH L 62.4% C 0.150 H 271.1°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#677FE1
RGB	rgb(103, 127, 225)
HSL	hsl(228, 67%, 64%)
HSV	hsv(228, 54%, 88%)
CMYK	cmyk(54.2%, 43.6%, 0%, 11.8%)
CIE-LAB	lab(55.58, 19.21, -52.70)
CIE-LCH	lch(55.58, 56.09, 290.03°)
OKLab	oklab(62.41% 0.003 -0.1499)
OKLCH	oklch(62.41% 0.15 271.1)
XYZ	xyz(26.7690, 23.4966, 74.3443)
Luminance	0.2350 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FE1 #E1C967

analogous

#67BCE1 #677FE1 #8C67E1

triadic

#677FE1 #E1677F #7FE167

tetradic

#677FE1 #E167BC #E1C967 #67E18C

square

#677FE1 #E167BC #E1C967 #67E18C

split-complementary

#677FE1 #E18C67 #BCE167

monochromatic

#223DAC #3454D7 #677FE1 #9AAAEB #CDD5F5

Accessibility & contrast

On white

3.68

#677FE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#677FE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FE1

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FE1	#FFFFFF	#000000	##000000
##677FE1	1.00	3.68	5.70	5.70
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#558BE5

Deuteranopia (green-blind)

#4680DF

Tritanopia (blue-blind)

#2694A5

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #677fe1;
/* rgb */ color: rgb(103, 127, 225);
/* oklch */ color: oklch(62.4% 0.150 271.1);

Tailwind

colors: {
  custom: {
    50: '#9aa3eb',
    500: '#677fe1',
    950: '#000000',
  },
}

SCSS

$custom: #677fe1;
$custom-light: #9aa3eb;
$custom-dark: #000000;

JSON

{
  "hex": "#677fe1",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 225
  },
  "hsl": {
    "h": 228.197,
    "s": 67.033,
    "l": 64.314
  },
  "oklch": {
    "l": 0.62411,
    "c": 0.14989,
    "h": 271.1
  },
  "luminance": 0.23499
}

Semantic roles & 50–950 ramp

primary

#677FE1

secondary

#E7DFBD

accent

#AB17CF

background

#FAFAFE

surface

#F3F3FD

border

#CDCDD5

text

#0F0F16

muted

#7F7F84

Preview Lab

Preview with #677FE1

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

Preview Lab → · Contrast checker → · Palette generator →