#677CA0#677CA0

#677CA0 is a mid, moderate blue. Relative luminance 0.198; OKLCH L 58.4% C 0.061 H 261.1°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#677CA0
RGB	rgb(103, 124, 160)
HSL	hsl(218, 23%, 52%)
HSV	hsv(218, 36%, 63%)
CMYK	cmyk(35.6%, 22.5%, 0%, 37.3%)
CIE-LAB	lab(51.65, 1.49, -21.75)
CIE-LCH	lch(51.65, 21.80, 273.92°)
OKLab	oklab(58.35% -0.0095 -0.0601)
OKLCH	oklch(58.35% 0.061 261.1)
XYZ	xyz(19.1444, 19.8361, 36.0709)
Luminance	0.1984 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677CA0 #A08B67

analogous

#6799A0 #677CA0 #6F67A0

triadic

#677CA0 #A0677C #7CA067

tetradic

#677CA0 #A06799 #A08B67 #67A06F

square

#677CA0 #A06799 #A08B67 #67A06F

split-complementary

#677CA0 #A06F67 #99A067

monochromatic

#364257 #4E5F7C #677CA0 #8D9CB8 #B2BDCF

Accessibility & contrast

On white

4.23

#677CA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#677CA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CA0

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677CA0	#FFFFFF	#000000	##000000
##677CA0	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707EA2

Deuteranopia (green-blind)

#6A799F

Tritanopia (blue-blind)

#568488

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #677ca0;
/* rgb */ color: rgb(103, 124, 160);
/* oklch */ color: oklch(58.4% 0.061 261.1);

Tailwind

colors: {
  custom: {
    50: '#94a1bc',
    500: '#677ca0',
    950: '#000000',
  },
}

SCSS

$custom: #677ca0;
$custom-light: #94a1bc;
$custom-dark: #000000;

JSON

{
  "hex": "#677ca0",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 160
  },
  "hsl": {
    "h": 217.895,
    "s": 23.077,
    "l": 51.569
  },
  "oklch": {
    "l": 0.58354,
    "c": 0.06089,
    "h": 261.1
  },
  "luminance": 0.19837
}

Semantic roles & 50–950 ramp

primary

#677CA0

secondary

#BEB5A5

accent

#9F68C0

background

#F9F9FB

surface

#F1F2F6

border

#CBCCD0

text

#0D0F12

muted

#7E7E81

Preview Lab

Preview with #677CA0

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

Preview Lab → · Contrast checker → · Palette generator →