#677EB4#677EB4

#677EB4 is a mid, moderate blue. Relative luminance 0.211; OKLCH L 59.7% C 0.087 H 266.1°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#677EB4
RGB	rgb(103, 126, 180)
HSL	hsl(222, 34%, 55%)
HSV	hsv(222, 43%, 71%)
CMYK	cmyk(42.8%, 30%, 0%, 29.4%)
CIE-LAB	lab(53.06, 5.99, -31.14)
CIE-LCH	lch(53.06, 31.71, 280.89°)
OKLab	oklab(59.73% -0.0059 -0.087)
OKLCH	oklch(59.73% 0.087 266.1)
XYZ	xyz(21.2900, 21.0994, 46.1219)
Luminance	0.2110 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677EB4 #B49D67

analogous

#67A4B4 #677EB4 #7667B4

triadic

#677EB4 #B4677E #7EB467

tetradic

#677EB4 #B467A4 #B49D67 #67B476

square

#677EB4 #B467A4 #B49D67 #67B476

split-complementary

#677EB4 #B47667 #A4B467

monochromatic

#35456C #496095 #677EB4 #90A1C8 #B9C4DC

Accessibility & contrast

On white

4.02

#677EB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#677EB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677EB4

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677EB4	#FFFFFF	#000000	##000000
##677EB4	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B82B6

Deuteranopia (green-blind)

#637CB3

Tritanopia (blue-blind)

#4C8991

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #677eb4;
/* rgb */ color: rgb(103, 126, 180);
/* oklch */ color: oklch(59.7% 0.087 266.1);

Tailwind

colors: {
  custom: {
    50: '#95a3ca',
    500: '#677eb4',
    950: '#000000',
  },
}

SCSS

$custom: #677eb4;
$custom-light: #95a3ca;
$custom-dark: #000000;

JSON

{
  "hex": "#677eb4",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 180
  },
  "hsl": {
    "h": 222.078,
    "s": 33.921,
    "l": 55.49
  },
  "oklch": {
    "l": 0.5973,
    "c": 0.08725,
    "h": 266.1
  },
  "luminance": 0.21101
}

Semantic roles & 50–950 ramp

primary

#677EB4

secondary

#CBC2AB

accent

#AA5ECA

background

#F9FAFC

surface

#F2F3F8

border

#CCCDD1

text

#0E0F13

muted

#7E7F82

Preview Lab

Preview with #677EB4

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

Preview Lab → · Contrast checker → · Palette generator →