#677FBF#677FBF

#677FBF is a mid, moderate blue. Relative luminance 0.218; OKLCH L 60.5% C 0.102 H 267.7°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#677FBF
RGB	rgb(103, 127, 191)
HSL	hsl(224, 41%, 58%)
HSV	hsv(224, 46%, 75%)
CMYK	cmyk(46.1%, 33.5%, 0%, 25.1%)
CIE-LAB	lab(53.84, 8.66, -36.22)
CIE-LCH	lch(53.84, 37.24, 283.45°)
OKLab	oklab(60.5% -0.0041 -0.1017)
OKLCH	oklch(60.5% 0.102 267.7)
XYZ	xyz(22.5839, 21.8226, 52.3023)
Luminance	0.2182 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FBF #BFA767

analogous

#67ABBF #677FBF #7B67BF

triadic

#677FBF #BF677F #7FBF67

tetradic

#677FBF #BF67AB #BFA767 #67BF7B

square

#677FBF #BF67AB #BFA767 #67BF7B

split-complementary

#677FBF #BF7B67 #ABBF67

monochromatic

#334679 #455FA4 #677FBF #92A3D1 #BDC8E3

Accessibility & contrast

On white

3.91

#677FBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#677FBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FBF

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FBF	#FFFFFF	#000000	##000000
##677FBF	1.00	3.91	5.36	5.36
#FFFFFF	3.91	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)

#6885C2

Deuteranopia (green-blind)

#5F7DBE

Tritanopia (blue-blind)

#468C96

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #677fbf;
/* rgb */ color: rgb(103, 127, 191);
/* oklch */ color: oklch(60.5% 0.102 267.7);

Tailwind

colors: {
  custom: {
    50: '#97a3d2',
    500: '#677fbf',
    950: '#000000',
  },
}

SCSS

$custom: #677fbf;
$custom-light: #97a3d2;
$custom-dark: #000000;

JSON

{
  "hex": "#677fbf",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 191
  },
  "hsl": {
    "h": 223.636,
    "s": 40.741,
    "l": 57.647
  },
  "oklch": {
    "l": 0.60501,
    "c": 0.10183,
    "h": 267.7
  },
  "luminance": 0.21824
}

Semantic roles & 50–950 ramp

primary

#677FBF

secondary

#D3C9AF

accent

#AF57D1

background

#F9FAFC

surface

#F2F3F9

border

#CCCDD2

text

#0E0F14

muted

#7E7F82

Preview Lab

Preview with #677FBF

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

Preview Lab → · Contrast checker → · Palette generator →