#677DE0#677DE0

#677DE0 is a mid, vivid blue. Relative luminance 0.229; OKLCH L 62.0% C 0.151 H 271.9°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#677DE0
RGB	rgb(103, 125, 224)
HSL	hsl(229, 66%, 64%)
HSV	hsv(229, 54%, 88%)
CMYK	cmyk(54%, 44.2%, 0%, 12.2%)
CIE-LAB	lab(55.00, 20.10, -53.06)
CIE-LCH	lch(55.00, 56.74, 290.75°)
OKLab	oklab(61.95% 0.005 -0.1509)
OKLCH	oklch(61.95% 0.151 271.9)
XYZ	xyz(26.3773, 22.9308, 73.5427)
Luminance	0.2293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677DE0 #E0CA67

analogous

#67BAE0 #677DE0 #8E67E0

triadic

#677DE0 #E0677D #7DE067

tetradic

#677DE0 #E067BA #E0CA67 #67E08E

square

#677DE0 #E067BA #E0CA67 #67E08E

split-complementary

#677DE0 #E08E67 #BAE067

monochromatic

#233BAA #3452D6 #677DE0 #9AA8EA #CDD4F5

Accessibility & contrast

On white

3.76

#677DE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#677DE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677DE0

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677DE0	#FFFFFF	#000000	##000000
##677DE0	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5289E4

Deuteranopia (green-blind)

#437FDE

Tritanopia (blue-blind)

#2893A4

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #677de0;
/* rgb */ color: rgb(103, 125, 224);
/* oklch */ color: oklch(62.0% 0.151 271.9);

Tailwind

colors: {
  custom: {
    50: '#9aa2ea',
    500: '#677de0',
    950: '#000000',
  },
}

SCSS

$custom: #677de0;
$custom-light: #9aa2ea;
$custom-dark: #000000;

JSON

{
  "hex": "#677de0",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 224
  },
  "hsl": {
    "h": 229.091,
    "s": 66.12,
    "l": 64.118
  },
  "oklch": {
    "l": 0.6195,
    "c": 0.15103,
    "h": 271.9
  },
  "luminance": 0.22933
}

Semantic roles & 50–950 ramp

primary

#677DE0

secondary

#E7DFBC

accent

#AD18CE

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0F16

muted

#7F7E84

Preview Lab

Preview with #677DE0

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

Preview Lab → · Contrast checker → · Palette generator →