#677FFC#677FFC

#677FFC is a light, vivid blue. Relative luminance 0.251; OKLCH L 64.1% C 0.187 H 272.0°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#677FFC
RGB	rgb(103, 127, 252)
HSL	hsl(230, 96%, 70%)
HSV	hsv(230, 59%, 99%)
CMYK	cmyk(59.1%, 49.6%, 0%, 1.2%)
CIE-LAB	lab(57.16, 27.89, -65.17)
CIE-LCH	lch(57.16, 70.89, 293.17°)
OKLab	oklab(64.12% 0.0064 -0.1865)
OKLCH	oklch(64.12% 0.187 272)
XYZ	xyz(30.7478, 25.0881, 95.2988)
Luminance	0.2509 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677FFC #FCE467

analogous

#67C9FC #677FFC #9A67FC

triadic

#677FFC #FC677F #7FFC67

tetradic

#677FFC #FC67C9 #FCE467 #67FC9A

square

#677FFC #FC67C9 #FCE467 #67FC9A

split-complementary

#677FFC #FC9A67 #C9FC67

monochromatic

#0529E4 #2B4CFB #677FFC #A3B2FD #DFE4FE

Accessibility & contrast

On white

3.49

#677FFC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#677FFC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677FFC

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677FFC	#FFFFFF	#000000	##000000
##677FFC	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C90FF

Deuteranopia (green-blind)

#1A83F9

Tritanopia (blue-blind)

#009CB2

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #677ffc;
/* rgb */ color: rgb(103, 127, 252);
/* oklch */ color: oklch(64.1% 0.187 272.0);

Tailwind

colors: {
  custom: {
    50: '#9ea3fe',
    500: '#677ffc',
    950: '#000000',
  },
}

SCSS

$custom: #677ffc;
$custom-light: #9ea3fe;
$custom-dark: #000000;

JSON

{
  "hex": "#677ffc",
  "rgb": {
    "r": 103,
    "g": 127,
    "b": 252
  },
  "hsl": {
    "h": 230.336,
    "s": 96.129,
    "l": 69.608
  },
  "oklch": {
    "l": 0.64122,
    "c": 0.18662,
    "h": 272
  },
  "luminance": 0.25091
}

Semantic roles & 50–950 ramp

primary

#677FFC

secondary

#F5EECA

accent

#C100E6

background

#FAFAFF

surface

#F4F3FF

border

#CECDD7

text

#100F18

muted

#7F7F86

Preview Lab

Preview with #677FFC

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

Preview Lab → · Contrast checker → · Palette generator →