#677EB5#677EB5

#677EB5 is a mid, moderate blue. Relative luminance 0.211; OKLCH L 59.8% C 0.089 H 266.4°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#677EB5
RGB	rgb(103, 126, 181)
HSL	hsl(222, 35%, 56%)
HSV	hsv(222, 43%, 71%)
CMYK	cmyk(43.1%, 30.4%, 0%, 29%)
CIE-LAB	lab(53.10, 6.29, -31.64)
CIE-LCH	lch(53.10, 32.26, 281.23°)
OKLab	oklab(59.78% -0.0056 -0.0885)
OKLCH	oklch(59.78% 0.089 266.4)
XYZ	xyz(21.3922, 21.1403, 46.6604)
Luminance	0.2114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677EB5 #B59E67

analogous

#67A5B5 #677EB5 #7767B5

triadic

#677EB5 #B5677E #7EB567

tetradic

#677EB5 #B567A5 #B59E67 #67B577

square

#677EB5 #B567A5 #B59E67 #67B577

split-complementary

#677EB5 #B57767 #A5B567

monochromatic

#35456D #496096 #677EB5 #90A1C9 #B9C4DD

Accessibility & contrast

On white

4.02

#677EB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#677EB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677EB5

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677EB5	#FFFFFF	#000000	##000000
##677EB5	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B83B7

Deuteranopia (green-blind)

#637CB4

Tritanopia (blue-blind)

#4C8992

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #677eb5;
/* rgb */ color: rgb(103, 126, 181);
/* oklch */ color: oklch(59.8% 0.089 266.4);

Tailwind

colors: {
  custom: {
    50: '#96a3cb',
    500: '#677eb5',
    950: '#000000',
  },
}

SCSS

$custom: #677eb5;
$custom-light: #96a3cb;
$custom-dark: #000000;

JSON

{
  "hex": "#677eb5",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 181
  },
  "hsl": {
    "h": 222.308,
    "s": 34.513,
    "l": 55.686
  },
  "oklch": {
    "l": 0.59779,
    "c": 0.08869,
    "h": 266.4
  },
  "luminance": 0.21141
}

Semantic roles & 50–950 ramp

primary

#677EB5

secondary

#CCC3AC

accent

#AA5DCB

background

#F9FAFC

surface

#F2F3F8

border

#CCCDD1

text

#0E0F13

muted

#7E7F82

Preview Lab

Preview with #677EB5

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

Preview Lab → · Contrast checker → · Palette generator →