#678EDD#678EDD

#678EDD is a light, vivid blue. Relative luminance 0.275; OKLCH L 65.3% C 0.126 H 263.4°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#678EDD
RGB	rgb(103, 142, 221)
HSL	hsl(220, 63%, 64%)
HSV	hsv(220, 53%, 87%)
CMYK	cmyk(53.4%, 35.7%, 0%, 13.3%)
CIE-LAB	lab(59.39, 8.99, -44.43)
CIE-LCH	lch(59.39, 45.33, 281.44°)
OKLab	oklab(65.28% -0.0146 -0.1255)
OKLCH	oklch(65.28% 0.126 263.4)
XYZ	xyz(28.3133, 27.4479, 72.1986)
Luminance	0.2745 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678EDD #DDB667

analogous

#67C9DD #678EDD #7B67DD

triadic

#678EDD #DD678E #8EDD67

tetradic

#678EDD #DD67C9 #DDB667 #67DD7B

square

#678EDD #DD67C9 #DDB667 #67DD7B

split-complementary

#678EDD #DD7B67 #C9DD67

monochromatic

#254FA5 #3569D2 #678EDD #99B3E8 #CBD8F3

Accessibility & contrast

On white

3.24

#678EDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#678EDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678EDD

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678EDD	#FFFFFF	#000000	##000000
##678EDD	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E95E0

Deuteranopia (green-blind)

#608ADB

Tritanopia (blue-blind)

#279FAB

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #678edd;
/* rgb */ color: rgb(103, 142, 221);
/* oklch */ color: oklch(65.3% 0.126 263.4);

Tailwind

colors: {
  custom: {
    50: '#9aaee8',
    500: '#678edd',
    950: '#000000',
  },
}

SCSS

$custom: #678edd;
$custom-light: #9aaee8;
$custom-dark: #000000;

JSON

{
  "hex": "#678edd",
  "rgb": {
    "r": 103,
    "g": 142,
    "b": 221
  },
  "hsl": {
    "h": 220.169,
    "s": 63.441,
    "l": 63.529
  },
  "oklch": {
    "l": 0.65275,
    "c": 0.12638,
    "h": 263.4
  },
  "luminance": 0.2745
}

Semantic roles & 50–950 ramp

primary

#678EDD

secondary

#E5D7BB

accent

#911ACB

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #678EDD

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

Preview Lab → · Contrast checker → · Palette generator →