#677EFB#677EFB

#677EFB is a light, vivid blue. Relative luminance 0.248; OKLCH L 63.9% C 0.187 H 272.2°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#677EFB
RGB	rgb(103, 126, 251)
HSL	hsl(231, 95%, 69%)
HSV	hsv(231, 59%, 98%)
CMYK	cmyk(59%, 49.8%, 0%, 1.6%)
CIE-LAB	lab(56.85, 28.17, -65.12)
CIE-LCH	lch(56.85, 70.95, 293.39°)
OKLab	oklab(63.87% 0.0073 -0.1864)
OKLCH	oklch(63.87% 0.187 272.2)
XYZ	xyz(30.4612, 24.7679, 94.4235)
Luminance	0.2477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677EFB #FBE467

analogous

#67C8FB #677EFB #9A67FB

triadic

#677EFB #FB677E #7EFB67

tetradic

#677EFB #FB67C8 #FBE467 #67FB9A

square

#677EFB #FB67C8 #FBE467 #67FB9A

split-complementary

#677EFB #FB9A67 #C8FB67

monochromatic

#0628E2 #2B4BF9 #677EFB #A3B1FD #DEE3FE

Accessibility & contrast

On white

3.53

#677EFB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#677EFB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677EFB

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677EFB	#FFFFFF	#000000	##000000
##677EFB	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A8FFF

Deuteranopia (green-blind)

#1982F8

Tritanopia (blue-blind)

#009BB1

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #677efb;
/* rgb */ color: rgb(103, 126, 251);
/* oklch */ color: oklch(63.9% 0.187 272.2);

Tailwind

colors: {
  custom: {
    50: '#9ea3fd',
    500: '#677efb',
    950: '#000000',
  },
}

SCSS

$custom: #677efb;
$custom-light: #9ea3fd;
$custom-dark: #000000;

JSON

{
  "hex": "#677efb",
  "rgb": {
    "r": 103,
    "g": 126,
    "b": 251
  },
  "hsl": {
    "h": 230.676,
    "s": 94.872,
    "l": 69.412
  },
  "oklch": {
    "l": 0.63866,
    "c": 0.18652,
    "h": 272.2
  },
  "luminance": 0.2477
}

Semantic roles & 50–950 ramp

primary

#677EFB

secondary

#F4EECA

accent

#C200E6

background

#FAFAFF

surface

#F4F3FF

border

#CECDD7

text

#100F18

muted

#7F7F86

Preview Lab

Preview with #677EFB

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

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