#677EFF#677EFF

#677EFF is a light, vivid blue. Relative luminance 0.250; OKLCH L 64.1% C 0.192 H 272.3°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#677EFF
RGB	rgb(103, 126, 255)
HSL	hsl(231, 100%, 70%)
HSV	hsv(231, 60%, 100%)
CMYK	cmyk(59.6%, 50.6%, 0%, 0%)
CIE-LAB	lab(57.10, 29.46, -66.93)
CIE-LCH	lch(57.10, 73.12, 293.76°)
OKLab	oklab(64.13% 0.0076 -0.1917)
OKLCH	oklch(64.13% 0.192 272.3)
XYZ	xyz(31.0984, 25.0228, 97.7794)
Luminance	0.2502 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677EFF #FFE867

analogous

#67CAFF #677EFF #9C67FF

triadic

#677EFF #FF677E #7EFF67

tetradic

#677EFF #FF67CA #FFE867 #67FF9C

square

#677EFF #FF67CA #FFE867 #67FF9C

split-complementary

#677EFF #FF9C67 #CAFF67

monochromatic

#0024EC #2A4AFF #677EFF #A4B2FF #E0E5FF

Accessibility & contrast

On white

3.50

#677EFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#677EFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677EFF

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677EFF	#FFFFFF	#000000	##000000
##677EFF	1.00	3.50	6.00	6.00
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.00	21.00	1.00	1.00
##000000	6.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3590FF

Deuteranopia (green-blind)

#0583FC

Tritanopia (blue-blind)

#009CB3

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #677eff;
/* rgb */ color: rgb(103, 126, 255);
/* oklch */ color: oklch(64.1% 0.192 272.3);

Tailwind

colors: {
  custom: {
    50: '#9fa3ff',
    500: '#677eff',
    950: '#000000',
  },
}

SCSS

$custom: #677eff;
$custom-light: #9fa3ff;
$custom-dark: #000000;

JSON

{
  "hex": "#677eff",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 255
  },
  "hsl": {
    "h": 230.921,
    "s": 100,
    "l": 70.196
  },
  "oklch": {
    "l": 0.64134,
    "c": 0.19183,
    "h": 272.3
  },
  "luminance": 0.25025
}

Semantic roles & 50–950 ramp

primary

#677EFF

secondary

#F6F0CC

accent

#C300E6

background

#FAFAFF

surface

#F4F3FF

border

#CECDD7

text

#100F18

muted

#7F7F86

Preview Lab

Preview with #677EFF

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

Preview Lab → · Contrast checker → · Palette generator →