#677EA3#677EA3

#677EA3 is a mid, moderate blue. Relative luminance 0.204; OKLCH L 58.9% C 0.063 H 259.8°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#677EA3
RGB	rgb(103, 126, 163)
HSL	hsl(217, 25%, 52%)
HSV	hsv(217, 37%, 64%)
CMYK	cmyk(36.8%, 22.7%, 0%, 36.1%)
CIE-LAB	lab(52.34, 1.14, -22.43)
CIE-LCH	lch(52.34, 22.46, 272.92°)
OKLab	oklab(58.93% -0.0112 -0.0621)
OKLCH	oklch(58.93% 0.063 259.8)
XYZ	xyz(19.6632, 20.4487, 37.5542)
Luminance	0.2045 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677EA3 #A38C67

analogous

#679CA3 #677EA3 #6E67A3

triadic

#677EA3 #A3677E #7EA367

tetradic

#677EA3 #A3679C #A38C67 #67A36E

square

#677EA3 #A3679C #A38C67 #67A36E

split-complementary

#677EA3 #A36E67 #9CA367

monochromatic

#364459 #4D6180 #677EA3 #8D9EBA #B3BFD1

Accessibility & contrast

On white

4.13

#677EA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#677EA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677EA3

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677EA3	#FFFFFF	#000000	##000000
##677EA3	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7180A5

Deuteranopia (green-blind)

#6B7AA2

Tritanopia (blue-blind)

#54868B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #677ea3;
/* rgb */ color: rgb(103, 126, 163);
/* oklch */ color: oklch(58.9% 0.063 259.8);

Tailwind

colors: {
  custom: {
    50: '#94a3be',
    500: '#677ea3',
    950: '#000000',
  },
}

SCSS

$custom: #677ea3;
$custom-light: #94a3be;
$custom-dark: #000000;

JSON

{
  "hex": "#677ea3",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 163
  },
  "hsl": {
    "h": 217,
    "s": 24.59,
    "l": 52.157
  },
  "oklch": {
    "l": 0.58933,
    "c": 0.0631,
    "h": 259.8
  },
  "luminance": 0.2045
}

Semantic roles & 50–950 ramp

primary

#677EA3

secondary

#C0B6A6

accent

#9E67C1

background

#F9FAFB

surface

#F2F3F6

border

#CCCDD0

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #677EA3

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

Preview Lab → · Contrast checker → · Palette generator →