#677ABE#677ABE

#677ABE is a mid, moderate blue. Relative luminance 0.205; OKLCH L 59.4% C 0.107 H 271.0°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#677ABE
RGB	rgb(103, 122, 190)
HSL	hsl(227, 40%, 57%)
HSV	hsv(227, 46%, 75%)
CMYK	cmyk(45.8%, 35.8%, 0%, 25.5%)
CIE-LAB	lab(52.42, 11.36, -37.88)
CIE-LCH	lch(52.42, 39.55, 286.69°)
OKLab	oklab(59.39% 0.0019 -0.1066)
OKLCH	oklch(59.39% 0.107 271)
XYZ	xyz(21.8444, 20.5191, 51.5148)
Luminance	0.2052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677ABE #BEAB67

analogous

#67A5BE #677ABE #8067BE

triadic

#677ABE #BE677A #7ABE67

tetradic

#677ABE #BE67A5 #BEAB67 #67BE80

square

#677ABE #BE67A5 #BEAB67 #67BE80

split-complementary

#677ABE #BE8067 #A5BE67

monochromatic

#334277 #455AA2 #677ABE #92A0D0 #BDC5E3

Accessibility & contrast

On white

4.11

#677ABE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#677ABE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677ABE

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677ABE	#FFFFFF	#000000	##000000
##677ABE	1.00	4.11	5.10	5.10
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6181C1

Deuteranopia (green-blind)

#597ABC

Tritanopia (blue-blind)

#478893

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #677abe;
/* rgb */ color: rgb(103, 122, 190);
/* oklch */ color: oklch(59.4% 0.107 271.0);

Tailwind

colors: {
  custom: {
    50: '#97a0d2',
    500: '#677abe',
    950: '#000000',
  },
}

SCSS

$custom: #677abe;
$custom-light: #97a0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#677abe",
  "rgb": {
    "r": 103,
    "g": 122,
    "b": 190
  },
  "hsl": {
    "h": 226.897,
    "s": 40.092,
    "l": 57.451
  },
  "oklch": {
    "l": 0.59387,
    "c": 0.10661,
    "h": 271
  },
  "luminance": 0.2052
}

Semantic roles & 50–950 ramp

primary

#677ABE

secondary

#D2CAAF

accent

#B658D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #677ABE

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

Preview Lab → · Contrast checker → · Palette generator →