#677FD7#677FD7

#677FD7 is a mid, vivid blue. Relative luminance 0.230; OKLCH L 61.8% C 0.136 H 270.5°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#677FD7
RGB	rgb(103, 127, 215)
HSL	hsl(227, 58%, 62%)
HSV	hsv(227, 52%, 84%)
CMYK	cmyk(52.1%, 40.9%, 0%, 15.7%)
CIE-LAB	lab(55.04, 16.05, -47.94)
CIE-LCH	lch(55.04, 50.56, 288.51°)
OKLab	oklab(61.82% 0.0012 -0.1359)
OKLCH	oklch(61.82% 0.136 270.5)
XYZ	xyz(25.4446, 22.9669, 67.3691)
Luminance	0.2297 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FD7 #D7BF67

analogous

#67B7D7 #677FD7 #8767D7

triadic

#677FD7 #D7677F #7FD767

tetradic

#677FD7 #D767B7 #D7BF67 #67D787

square

#677FD7 #D767B7 #D7BF67 #67D787

split-complementary

#677FD7 #D78767 #B7D767

monochromatic

#29419B #3756CA #677FD7 #97A8E4 #C8D1F0

Accessibility & contrast

On white

3.75

#677FD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#677FD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FD7

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FD7	#FFFFFF	#000000	##000000
##677FD7	1.00	3.75	5.59	5.59
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B89DA

Deuteranopia (green-blind)

#4F7FD5

Tritanopia (blue-blind)

#3392A0

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #677fd7;
/* rgb */ color: rgb(103, 127, 215);
/* oklch */ color: oklch(61.8% 0.136 270.5);

Tailwind

colors: {
  custom: {
    50: '#99a3e4',
    500: '#677fd7',
    950: '#000000',
  },
}

SCSS

$custom: #677fd7;
$custom-light: #99a3e4;
$custom-dark: #000000;

JSON

{
  "hex": "#677fd7",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 215
  },
  "hsl": {
    "h": 227.143,
    "s": 58.333,
    "l": 62.353
  },
  "oklch": {
    "l": 0.61819,
    "c": 0.13594,
    "h": 270.5
  },
  "luminance": 0.22969
}

Semantic roles & 50–950 ramp

primary

#677FD7

secondary

#E1D9B8

accent

#A220C6

background

#F9FAFE

surface

#F2F3FC

border

#CCCDD5

text

#0E0F15

muted

#7E7F84

Preview Lab

Preview with #677FD7

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

Preview Lab → · Contrast checker → · Palette generator →