#677DBA#677DBA

#677DBA is a mid, moderate blue. Relative luminance 0.211; OKLCH L 59.8% C 0.097 H 268.3°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#677DBA
RGB	rgb(103, 125, 186)
HSL	hsl(224, 38%, 57%)
HSV	hsv(224, 45%, 73%)
CMYK	cmyk(44.6%, 32.8%, 0%, 27.1%)
CIE-LAB	lab(53.05, 8.36, -34.59)
CIE-LCH	lch(53.05, 35.59, 283.59°)
OKLab	oklab(59.82% -0.0029 -0.097)
OKLCH	oklch(59.82% 0.097 268.3)
XYZ	xyz(21.7873, 21.0947, 49.3685)
Luminance	0.2110 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677DBA #BAA467

analogous

#67A7BA #677DBA #7B67BA

triadic

#677DBA #BA677D #7DBA67

tetradic

#677DBA #BA67A7 #BAA467 #67BA7B

square

#677DBA #BA67A7 #BAA467 #67BA7B

split-complementary

#677DBA #BA7B67 #A7BA67

monochromatic

#344573 #475E9D #677DBA #91A1CD #BBC5E0

Accessibility & contrast

On white

4.02

#677DBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#677DBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677DBA

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677DBA	#FFFFFF	#000000	##000000
##677DBA	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6783BD

Deuteranopia (green-blind)

#5F7BB9

Tritanopia (blue-blind)

#498A93

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #677dba;
/* rgb */ color: rgb(103, 125, 186);
/* oklch */ color: oklch(59.8% 0.097 268.3);

Tailwind

colors: {
  custom: {
    50: '#96a2cf',
    500: '#677dba',
    950: '#000000',
  },
}

SCSS

$custom: #677dba;
$custom-light: #96a2cf;
$custom-dark: #000000;

JSON

{
  "hex": "#677dba",
  "rgb": {
    "r": 103,
    "g": 125,
    "b": 186
  },
  "hsl": {
    "h": 224.096,
    "s": 37.557,
    "l": 56.667
  },
  "oklch": {
    "l": 0.59816,
    "c": 0.09707,
    "h": 268.3
  },
  "luminance": 0.21096
}

Semantic roles & 50–950 ramp

primary

#677DBA

secondary

#CFC6AD

accent

#AF5ACE

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0F14

muted

#7E7E82

Preview Lab

Preview with #677DBA

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

Preview Lab → · Contrast checker → · Palette generator →