#677FAC#677FAC

#677FAC is a mid, moderate blue. Relative luminance 0.210; OKLCH L 59.6% C 0.075 H 262.6°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#677FAC
RGB	rgb(103, 127, 172)
HSL	hsl(219, 29%, 54%)
HSV	hsv(219, 40%, 67%)
CMYK	cmyk(40.1%, 26.2%, 0%, 32.5%)
CIE-LAB	lab(52.99, 3.09, -26.63)
CIE-LCH	lch(52.99, 26.81, 276.61°)
OKLab	oklab(59.57% -0.0096 -0.0741)
OKLCH	oklch(59.57% 0.075 262.6)
XYZ	xyz(20.6270, 21.0398, 41.9959)
Luminance	0.2104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FAC #AC9467

analogous

#67A2AC #677FAC #7267AC

triadic

#677FAC #AC677F #7FAC67

tetradic

#677FAC #AC67A2 #AC9467 #67AC72

square

#677FAC #AC67A2 #AC9467 #67AC72

split-complementary

#677FAC #AC7267 #A2AC67

monochromatic

#364563 #4C618A #677FAC #8FA0C2 #B6C2D7

Accessibility & contrast

On white

4.03

#677FAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#677FAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FAC

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FAC	#FFFFFF	#000000	##000000
##677FAC	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F82AE

Deuteranopia (green-blind)

#687CAB

Tritanopia (blue-blind)

#50888F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #677fac;
/* rgb */ color: rgb(103, 127, 172);
/* oklch */ color: oklch(59.6% 0.075 262.6);

Tailwind

colors: {
  custom: {
    50: '#95a4c5',
    500: '#677fac',
    950: '#000000',
  },
}

SCSS

$custom: #677fac;
$custom-light: #95a4c5;
$custom-dark: #000000;

JSON

{
  "hex": "#677fac",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 172
  },
  "hsl": {
    "h": 219.13,
    "s": 29.362,
    "l": 53.922
  },
  "oklch": {
    "l": 0.59565,
    "c": 0.07471,
    "h": 262.6
  },
  "luminance": 0.21041
}

Semantic roles & 50–950 ramp

primary

#677FAC

secondary

#C6BCA9

accent

#A362C6

background

#F9FAFC

surface

#F2F3F8

border

#CCCDD1

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #677FAC

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

Preview Lab → · Contrast checker → · Palette generator →