#677DE1#677DE1

#677DE1 is a light, vivid blue. Relative luminance 0.230; OKLCH L 62.0% C 0.152 H 271.9°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#677DE1
RGB	rgb(103, 125, 225)
HSL	hsl(229, 67%, 64%)
HSV	hsv(229, 54%, 88%)
CMYK	cmyk(54.2%, 44.4%, 0%, 11.8%)
CIE-LAB	lab(55.06, 20.42, -53.53)
CIE-LCH	lch(55.06, 57.29, 290.88°)
OKLab	oklab(62.01% 0.0052 -0.1523)
OKLCH	oklch(62.01% 0.152 271.9)
XYZ	xyz(26.5133, 22.9852, 74.2590)
Luminance	0.2299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677DE1 #E1CB67

analogous

#67BAE1 #677DE1 #8E67E1

triadic

#677DE1 #E1677D #7DE167

tetradic

#677DE1 #E167BA #E1CB67 #67E18E

square

#677DE1 #E167BA #E1CB67 #67E18E

split-complementary

#677DE1 #E18E67 #BAE167

monochromatic

#223BAC #3451D7 #677DE1 #9AA9EB #CDD4F5

Accessibility & contrast

On white

3.75

#677DE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#677DE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677DE1

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677DE1	#FFFFFF	#000000	##000000
##677DE1	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5189E5

Deuteranopia (green-blind)

#427FDF

Tritanopia (blue-blind)

#2793A4

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #677de1;
/* rgb */ color: rgb(103, 125, 225);
/* oklch */ color: oklch(62.0% 0.152 271.9);

Tailwind

colors: {
  custom: {
    50: '#9ba2eb',
    500: '#677de1',
    950: '#000000',
  },
}

SCSS

$custom: #677de1;
$custom-light: #9ba2eb;
$custom-dark: #000000;

JSON

{
  "hex": "#677de1",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 225
  },
  "hsl": {
    "h": 229.18,
    "s": 67.033,
    "l": 64.314
  },
  "oklch": {
    "l": 0.62011,
    "c": 0.15242,
    "h": 271.9
  },
  "luminance": 0.22987
}

Semantic roles & 50–950 ramp

primary

#677DE1

secondary

#E7DFBD

accent

#AE17CF

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0F16

muted

#7F7E84

Preview Lab

Preview with #677DE1

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

Preview Lab → · Contrast checker → · Palette generator →