#677FDC#677FDC

#677FDC is a light, vivid blue. Relative luminance 0.232; OKLCH L 62.1% C 0.143 H 270.9°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#677FDC
RGB	rgb(103, 127, 220)
HSL	hsl(228, 63%, 63%)
HSV	hsv(228, 53%, 86%)
CMYK	cmyk(53.2%, 42.3%, 0%, 13.7%)
CIE-LAB	lab(55.31, 17.62, -50.33)
CIE-LCH	lch(55.31, 53.33, 289.30°)
OKLab	oklab(62.11% 0.0021 -0.1429)
OKLCH	oklch(62.11% 0.143 270.9)
XYZ	xyz(26.0969, 23.2278, 70.8045)
Luminance	0.2323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FDC #DCC467

analogous

#67BADC #677FDC #8967DC

triadic

#677FDC #DC677F #7FDC67

tetradic

#677FDC #DC67BA #DCC467 #67DC89

square

#677FDC #DC67BA #DCC467 #67DC89

split-complementary

#677FDC #DC8967 #BADC67

monochromatic

#263FA3 #3555D1 #677FDC #99A9E7 #CAD3F3

Accessibility & contrast

On white

3.72

#677FDC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#677FDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FDC

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FDC	#FFFFFF	#000000	##000000
##677FDC	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#588AE0

Deuteranopia (green-blind)

#4A80DA

Tritanopia (blue-blind)

#2D93A3

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #677fdc;
/* rgb */ color: rgb(103, 127, 220);
/* oklch */ color: oklch(62.1% 0.143 270.9);

Tailwind

colors: {
  custom: {
    50: '#9aa3e7',
    500: '#677fdc',
    950: '#000000',
  },
}

SCSS

$custom: #677fdc;
$custom-light: #9aa3e7;
$custom-dark: #000000;

JSON

{
  "hex": "#677fdc",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 220
  },
  "hsl": {
    "h": 227.692,
    "s": 62.567,
    "l": 63.333
  },
  "oklch": {
    "l": 0.62112,
    "c": 0.14294,
    "h": 270.9
  },
  "luminance": 0.2323
}

Semantic roles & 50–950 ramp

primary

#677FDC

secondary

#E4DCBB

accent

#A61BCA

background

#F9FAFE

surface

#F2F3FC

border

#CCCDD5

text

#0F0F16

muted

#7E7F84

Preview Lab

Preview with #677FDC

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

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