#677FCA#677FCA

#677FCA is a mid, moderate blue. Relative luminance 0.223; OKLCH L 61.1% C 0.118 H 269.3°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#677FCA
RGB	rgb(103, 127, 202)
HSL	hsl(225, 48%, 60%)
HSV	hsv(225, 49%, 79%)
CMYK	cmyk(49%, 37.1%, 0%, 20.8%)
CIE-LAB	lab(54.37, 12.01, -41.65)
CIE-LCH	lch(54.37, 43.35, 286.08°)
OKLab	oklab(61.09% -0.0015 -0.1175)
OKLCH	oklch(61.09% 0.118 269.3)
XYZ	xyz(23.8401, 22.3251, 58.9186)
Luminance	0.2233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FCA #CAB267

analogous

#67B0CA #677FCA #8167CA

triadic

#677FCA #CA677F #7FCA67

tetradic

#677FCA #CA67B0 #CAB267 #67CA81

square

#677FCA #CA67B0 #CAB267 #67CA81

split-complementary

#677FCA #CA8167 #B0CA67

monochromatic

#2F4587 #3F5CB5 #677FCA #94A5DA #C2CBEA

Accessibility & contrast

On white

3.84

#677FCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#677FCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FCA

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FCA	#FFFFFF	#000000	##000000
##677FCA	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6287CD

Deuteranopia (green-blind)

#587EC8

Tritanopia (blue-blind)

#3E8F9B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #677fca;
/* rgb */ color: rgb(103, 127, 202);
/* oklch */ color: oklch(61.1% 0.118 269.3);

Tailwind

colors: {
  custom: {
    50: '#98a3da',
    500: '#677fca',
    950: '#000000',
  },
}

SCSS

$custom: #677fca;
$custom-light: #98a3da;
$custom-dark: #000000;

JSON

{
  "hex": "#677fca",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 202
  },
  "hsl": {
    "h": 225.455,
    "s": 48.293,
    "l": 59.804
  },
  "oklch": {
    "l": 0.61087,
    "c": 0.11755,
    "h": 269.3
  },
  "luminance": 0.22327
}

Semantic roles & 50–950 ramp

primary

#677FCA

secondary

#DAD0B3

accent

#B750D8

background

#F9FAFD

surface

#F2F3FB

border

#CCCDD4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #677FCA

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

Preview Lab → · Contrast checker → · Palette generator →