#677EB0#677EB0

#677EB0 is a mid, moderate blue. Relative luminance 0.209; OKLCH L 59.5% C 0.082 H 265.0°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#677EB0
RGB	rgb(103, 126, 176)
HSL	hsl(221, 32%, 55%)
HSV	hsv(221, 41%, 69%)
CMYK	cmyk(41.5%, 28.4%, 0%, 31%)
CIE-LAB	lab(52.88, 4.83, -29.11)
CIE-LCH	lch(52.88, 29.51, 279.42°)
OKLab	oklab(59.54% -0.007 -0.0812)
OKLCH	oklch(59.54% 0.082 265)
XYZ	xyz(20.8884, 20.9388, 44.0068)
Luminance	0.2094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677EB0 #B09967

analogous

#67A3B0 #677EB0 #7567B0

triadic

#677EB0 #B0677E #7EB067

tetradic

#677EB0 #B067A3 #B09967 #67B075

square

#677EB0 #B067A3 #B09967 #67B075

split-complementary

#677EB0 #B07567 #A3B067

monochromatic

#364567 #4A608F #677EB0 #8FA0C5 #B8C2DA

Accessibility & contrast

On white

4.05

#677EB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#677EB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677EB0

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677EB0	#FFFFFF	#000000	##000000
##677EB0	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C82B2

Deuteranopia (green-blind)

#657BAF

Tritanopia (blue-blind)

#4E8890

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #677eb0;
/* rgb */ color: rgb(103, 126, 176);
/* oklch */ color: oklch(59.5% 0.082 265.0);

Tailwind

colors: {
  custom: {
    50: '#95a3c7',
    500: '#677eb0',
    950: '#000000',
  },
}

SCSS

$custom: #677eb0;
$custom-light: #95a3c7;
$custom-dark: #000000;

JSON

{
  "hex": "#677eb0",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 176
  },
  "hsl": {
    "h": 221.096,
    "s": 31.602,
    "l": 54.706
  },
  "oklch": {
    "l": 0.59535,
    "c": 0.08151,
    "h": 265
  },
  "luminance": 0.2094
}

Semantic roles & 50–950 ramp

primary

#677EB0

secondary

#C9BFAA

accent

#A760C8

background

#F9FAFC

surface

#F2F3F8

border

#CCCDD1

text

#0D0F13

muted

#7E7F82

Preview Lab

Preview with #677EB0

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

Preview Lab → · Contrast checker → · Palette generator →