#7978F9#7978F9

#7978F9 is a light, vivid blue. Relative luminance 0.243; OKLCH L 63.8% C 0.187 H 280.0°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#7978F9
RGB	rgb(121, 120, 249)
HSL	hsl(240, 91%, 72%)
HSV	hsv(240, 52%, 98%)
CMYK	cmyk(51.4%, 51.8%, 0%, 2.4%)
CIE-LAB	lab(56.42, 34.56, -64.64)
CIE-LCH	lch(56.42, 73.30, 298.13°)
OKLab	oklab(63.81% 0.0326 -0.1846)
OKLCH	oklch(63.81% 0.187 280)
XYZ	xyz(31.6952, 24.3356, 92.6313)
Luminance	0.2434 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7978F9 #F8F978

analogous

#78B8F9 #7978F9 #B978F9

triadic

#7978F9 #F97978 #78F979

tetradic

#7978F9 #F978B8 #F8F978 #78F9B9

square

#7978F9 #F978B8 #F8F978 #78F9B9

split-complementary

#7978F9 #F9B978 #B8F978

monochromatic

#0C0AEC #3F3DF6 #7978F9 #B3B3FC #E2E2FE

Accessibility & contrast

On white

3.58

#7978F9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#7978F9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #7978F9

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7978F9	#FFFFFF	#000000	##000000
##7978F9	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#338CFE

Deuteranopia (green-blind)

#2282F6

Tritanopia (blue-blind)

#4395AD

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #7978f9;
/* rgb */ color: rgb(121, 120, 249);
/* oklch */ color: oklch(63.8% 0.187 280.0);

Tailwind

colors: {
  custom: {
    50: '#a89ffc',
    500: '#7978f9',
    950: '#000000',
  },
}

SCSS

$custom: #7978f9;
$custom-light: #a89ffc;
$custom-dark: #000000;

JSON

{
  "hex": "#7978f9",
  "rgb": {
    "r": 121,
    "g": 120,
    "b": 249
  },
  "hsl": {
    "h": 240.465,
    "s": 91.489,
    "l": 72.353
  },
  "oklch": {
    "l": 0.63807,
    "c": 0.18745,
    "h": 280
  },
  "luminance": 0.24337
}

Semantic roles & 50–950 ramp

primary

#7978F9

secondary

#F6F6D5

accent

#E600E4

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#100E18

muted

#7F7E86

Preview Lab

Preview with #7978F9

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

Preview Lab → · Contrast checker → · Palette generator →