#677DF3#677DF3

#677DF3 is a light, vivid blue. Relative luminance 0.240; OKLCH L 63.1% C 0.177 H 272.4°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#677DF3
RGB	rgb(103, 125, 243)
HSL	hsl(231, 85%, 68%)
HSV	hsv(231, 58%, 95%)
CMYK	cmyk(57.6%, 48.6%, 0%, 4.7%)
CIE-LAB	lab(56.11, 26.18, -61.89)
CIE-LCH	lch(56.11, 67.20, 292.93°)
OKLab	oklab(63.15% 0.0075 -0.1769)
OKLCH	oklch(63.15% 0.177 272.4)
XYZ	xyz(29.0995, 24.0196, 87.8795)
Luminance	0.2402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677DF3 #F3DD67

analogous

#67C3F3 #677DF3 #9767F3

triadic

#677DF3 #F3677D #7DF367

tetradic

#677DF3 #F367C3 #F3DD67 #67F397

square

#677DF3 #F367C3 #F3DD67 #67F397

split-complementary

#677DF3 #F39767 #C3F367

monochromatic

#102ECF #2E4CEF #677DF3 #A0AEF7 #D8DEFC

Accessibility & contrast

On white

3.62

#677DF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#677DF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677DF3

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677DF3	#FFFFFF	#000000	##000000
##677DF3	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#418DF7

Deuteranopia (green-blind)

#2981F1

Tritanopia (blue-blind)

#0098AC

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #677df3;
/* rgb */ color: rgb(103, 125, 243);
/* oklch */ color: oklch(63.1% 0.177 272.4);

Tailwind

colors: {
  custom: {
    50: '#9da2f8',
    500: '#677df3',
    950: '#000000',
  },
}

SCSS

$custom: #677df3;
$custom-light: #9da2f8;
$custom-dark: #000000;

JSON

{
  "hex": "#677df3",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 243
  },
  "hsl": {
    "h": 230.571,
    "s": 85.366,
    "l": 67.843
  },
  "oklch": {
    "l": 0.63148,
    "c": 0.17703,
    "h": 272.4
  },
  "luminance": 0.24022
}

Semantic roles & 50–950 ramp

primary

#677DF3

secondary

#F0EAC5

accent

#BF04E2

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #677DF3

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

Preview Lab → · Contrast checker → · Palette generator →