#677FBE#677FBE

#677FBE is a mid, moderate blue. Relative luminance 0.218; OKLCH L 60.4% C 0.100 H 267.5°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#677FBE
RGB	rgb(103, 127, 190)
HSL	hsl(223, 40%, 57%)
HSV	hsv(223, 46%, 75%)
CMYK	cmyk(45.8%, 33.2%, 0%, 25.5%)
CIE-LAB	lab(53.79, 8.36, -35.72)
CIE-LCH	lch(53.79, 36.69, 283.17°)
OKLab	oklab(60.45% -0.0044 -0.1003)
OKLCH	oklch(60.45% 0.1 267.5)
XYZ	xyz(22.4742, 21.7787, 51.7247)
Luminance	0.2178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FBE #BEA667

analogous

#67ABBE #677FBE #7A67BE

triadic

#677FBE #BE677F #7FBE67

tetradic

#677FBE #BE67AB #BEA667 #67BE7A

square

#677FBE #BE67AB #BEA667 #67BE7A

split-complementary

#677FBE #BE7A67 #ABBE67

monochromatic

#334677 #455FA2 #677FBE #92A3D0 #BDC7E3

Accessibility & contrast

On white

3.92

#677FBE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#677FBE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FBE

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FBE	#FFFFFF	#000000	##000000
##677FBE	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6885C1

Deuteranopia (green-blind)

#5F7DBD

Tritanopia (blue-blind)

#468C96

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #677fbe;
/* rgb */ color: rgb(103, 127, 190);
/* oklch */ color: oklch(60.4% 0.100 267.5);

Tailwind

colors: {
  custom: {
    50: '#96a3d2',
    500: '#677fbe',
    950: '#000000',
  },
}

SCSS

$custom: #677fbe;
$custom-light: #96a3d2;
$custom-dark: #000000;

JSON

{
  "hex": "#677fbe",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 190
  },
  "hsl": {
    "h": 223.448,
    "s": 40.092,
    "l": 57.451
  },
  "oklch": {
    "l": 0.60449,
    "c": 0.10041,
    "h": 267.5
  },
  "luminance": 0.2178
}

Semantic roles & 50–950 ramp

primary

#677FBE

secondary

#D2C8AF

accent

#AF58D0

background

#F9FAFC

surface

#F2F3F9

border

#CCCDD2

text

#0E0F14

muted

#7E7F82

Preview Lab

Preview with #677FBE

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

Preview Lab → · Contrast checker → · Palette generator →