#677FEF#677FEF

#677FEF is a light, vivid blue. Relative luminance 0.243; OKLCH L 63.3% C 0.169 H 271.7°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#677FEF
RGB	rgb(103, 127, 239)
HSL	hsl(229, 81%, 67%)
HSV	hsv(229, 57%, 94%)
CMYK	cmyk(56.9%, 46.9%, 0%, 6.3%)
CIE-LAB	lab(56.38, 23.69, -59.23)
CIE-LCH	lch(56.38, 63.79, 291.80°)
OKLab	oklab(63.28% 0.005 -0.169)
OKLCH	oklch(63.28% 0.169 271.7)
XYZ	xyz(28.7577, 24.2921, 84.8180)
Luminance	0.2429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FEF #EFD767

analogous

#67C3EF #677FEF #9367EF

triadic

#677FEF #EF677F #7FEF67

tetradic

#677FEF #EF67C3 #EFD767 #67EF93

square

#677FEF #EF67C3 #EFD767 #67EF93

split-complementary

#677FEF #EF9367 #C3EF67

monochromatic

#1534C7 #3050E9 #677FEF #9EAEF5 #D6DCFB

Accessibility & contrast

On white

3.58

#677FEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#677FEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FEF

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FEF	#FFFFFF	#000000	##000000
##677FEF	1.00	3.58	5.86	5.86
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#498DF3

Deuteranopia (green-blind)

#3582ED

Tritanopia (blue-blind)

#0098AB

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #677fef;
/* rgb */ color: rgb(103, 127, 239);
/* oklch */ color: oklch(63.3% 0.169 271.7);

Tailwind

colors: {
  custom: {
    50: '#9ca3f5',
    500: '#677fef',
    950: '#000000',
  },
}

SCSS

$custom: #677fef;
$custom-light: #9ca3f5;
$custom-dark: #000000;

JSON

{
  "hex": "#677fef",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 239
  },
  "hsl": {
    "h": 229.412,
    "s": 80.952,
    "l": 67.059
  },
  "oklch": {
    "l": 0.63278,
    "c": 0.16911,
    "h": 271.7
  },
  "luminance": 0.24294
}

Semantic roles & 50–950 ramp

primary

#677FEF

secondary

#EEE7C3

accent

#B808DD

background

#FAFAFF

surface

#F4F3FE

border

#CECDD6

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #677FEF

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

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