#677FF3#677FF3

#677FF3 is a light, vivid blue. Relative luminance 0.245; OKLCH L 63.5% C 0.175 H 271.8°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#677FF3
RGB	rgb(103, 127, 243)
HSL	hsl(230, 85%, 68%)
HSV	hsv(230, 58%, 95%)
CMYK	cmyk(57.6%, 47.7%, 0%, 4.7%)
CIE-LAB	lab(56.62, 24.98, -61.07)
CIE-LCH	lch(56.62, 65.98, 292.24°)
OKLab	oklab(63.53% 0.0055 -0.1744)
OKLCH	oklch(63.53% 0.175 271.8)
XYZ	xyz(29.3552, 24.5311, 87.9647)
Luminance	0.2453 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FF3 #F3DB67

analogous

#67C5F3 #677FF3 #9567F3

triadic

#677FF3 #F3677F #7FF367

tetradic

#677FF3 #F367C5 #F3DB67 #67F395

square

#677FF3 #F367C5 #F3DB67 #67F395

split-complementary

#677FF3 #F39567 #C5F367

monochromatic

#1031CF #2E4FEF #677FF3 #A0AFF7 #D8DFFC

Accessibility & contrast

On white

3.56

#677FF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#677FF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FF3

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FF3	#FFFFFF	#000000	##000000
##677FF3	1.00	3.56	5.91	5.91
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#468EF7

Deuteranopia (green-blind)

#2F82F1

Tritanopia (blue-blind)

#0099AD

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #677ff3;
/* rgb */ color: rgb(103, 127, 243);
/* oklch */ color: oklch(63.5% 0.175 271.8);

Tailwind

colors: {
  custom: {
    50: '#9da3f8',
    500: '#677ff3',
    950: '#000000',
  },
}

SCSS

$custom: #677ff3;
$custom-light: #9da3f8;
$custom-dark: #000000;

JSON

{
  "hex": "#677ff3",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 243
  },
  "hsl": {
    "h": 229.714,
    "s": 85.366,
    "l": 67.843
  },
  "oklch": {
    "l": 0.63534,
    "c": 0.17454,
    "h": 271.8
  },
  "luminance": 0.24533
}

Semantic roles & 50–950 ramp

primary

#677FF3

secondary

#F0E9C5

accent

#BC04E2

background

#FAFAFF

surface

#F4F3FF

border

#CECDD7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #677FF3

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

Preview Lab → · Contrast checker → · Palette generator →