#677AEA#677AEA

#677AEA is a mid, vivid blue. Relative luminance 0.227; OKLCH L 62.0% C 0.169 H 273.3°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#677AEA
RGB	rgb(103, 122, 234)
HSL	hsl(231, 76%, 66%)
HSV	hsv(231, 56%, 92%)
CMYK	cmyk(56%, 47.9%, 0%, 8.2%)
CIE-LAB	lab(54.80, 25.10, -58.97)
CIE-LCH	lch(54.80, 64.09, 293.06°)
OKLab	oklab(61.99% 0.0096 -0.1683)
OKLCH	oklch(61.99% 0.169 273.3)
XYZ	xyz(27.3995, 22.7411, 80.7716)
Luminance	0.2274 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677AEA #EAD767

analogous

#67BBEA #677AEA #9567EA

triadic

#677AEA #EA677A #7AEA67

tetradic

#677AEA #EA67BB #EAD767 #67EA95

square

#677AEA #EA67BB #EAD767 #67EA95

split-complementary

#677AEA #EA9567 #BBEA67

monochromatic

#1A32BD #314BE3 #677AEA #9DA9F1 #D3D8F9

Accessibility & contrast

On white

3.78

#677AEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#677AEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677AEA

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677AEA	#FFFFFF	#000000	##000000
##677AEA	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4389EE

Deuteranopia (green-blind)

#307EE8

Tritanopia (blue-blind)

#1693A7

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #677aea;
/* rgb */ color: rgb(103, 122, 234);
/* oklch */ color: oklch(62.0% 0.169 273.3);

Tailwind

colors: {
  custom: {
    50: '#9ca0f1',
    500: '#677aea',
    950: '#000000',
  },
}

SCSS

$custom: #677aea;
$custom-light: #9ca0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#677aea",
  "rgb": {
    "r": 103,
    "g": 122,
    "b": 234
  },
  "hsl": {
    "h": 231.298,
    "s": 75.723,
    "l": 66.078
  },
  "oklch": {
    "l": 0.61987,
    "c": 0.1686,
    "h": 273.3
  },
  "luminance": 0.22743
}

Semantic roles & 50–950 ramp

primary

#677AEA

secondary

#ECE6C1

accent

#BB0ED8

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #677AEA

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

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