#677BEE#677BEE

#677BEE is a light, vivid blue. Relative luminance 0.232; OKLCH L 62.4% C 0.173 H 273.0°. Best body text is #000000 at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#677BEE
RGB	rgb(103, 123, 238)
HSL	hsl(231, 80%, 67%)
HSV	hsv(231, 57%, 93%)
CMYK	cmyk(56.7%, 48.3%, 0%, 6.7%)
CIE-LAB	lab(55.30, 25.78, -60.41)
CIE-LCH	lch(55.30, 65.68, 293.11°)
OKLab	oklab(62.44% 0.009 -0.1725)
OKLCH	oklch(62.44% 0.173 273)
XYZ	xyz(28.1040, 23.2204, 83.8734)
Luminance	0.2322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677BEE #EEDA67

analogous

#67BFEE #677BEE #9767EE

triadic

#677BEE #EE677B #7BEE67

tetradic

#677BEE #EE67BF #EEDA67 #67EE97

square

#677BEE #EE67BF #EEDA67 #67EE97

split-complementary

#677BEE #EE9767 #BFEE67

monochromatic

#1630C5 #304BE8 #677BEE #9EABF4 #D5DBFA

Accessibility & contrast

On white

3.72

#677BEE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.64

#677BEE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677BEE

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677BEE	#FFFFFF	#000000	##000000
##677BEE	1.00	3.72	5.64	5.64
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.64	21.00	1.00	1.00
##000000	5.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#428AF2

Deuteranopia (green-blind)

#2C7FEC

Tritanopia (blue-blind)

#0795A9

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #677bee;
/* rgb */ color: rgb(103, 123, 238);
/* oklch */ color: oklch(62.4% 0.173 273.0);

Tailwind

colors: {
  custom: {
    50: '#9ca0f4',
    500: '#677bee',
    950: '#000000',
  },
}

SCSS

$custom: #677bee;
$custom-light: #9ca0f4;
$custom-dark: #000000;

JSON

{
  "hex": "#677bee",
  "rgb": {
    "r": 103,
    "g": 123,
    "b": 238
  },
  "hsl": {
    "h": 231.111,
    "s": 79.882,
    "l": 66.863
  },
  "oklch": {
    "l": 0.62439,
    "c": 0.17278,
    "h": 273
  },
  "luminance": 0.23223
}

Semantic roles & 50–950 ramp

primary

#677BEE

secondary

#EEE8C3

accent

#BD09DC

background

#FAF9FF

surface

#F4F2FE

border

#CECCD6

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #677BEE

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

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