#4F80E9#4F80E9

#4F80E9 is a mid, vivid blue. Relative luminance 0.230; OKLCH L 61.8% C 0.167 H 263.5°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#4F80E9
RGB	rgb(79, 128, 233)
HSL	hsl(221, 78%, 61%)
HSV	hsv(221, 66%, 91%)
CMYK	cmyk(66.1%, 45.1%, 0%, 8.6%)
CIE-LAB	lab(55.05, 16.83, -58.09)
CIE-LCH	lch(55.05, 60.48, 286.16°)
OKLab	oklab(61.82% -0.019 -0.1661)
OKLCH	oklch(61.82% 0.167 263.5)
XYZ	xyz(25.6464, 22.9813, 80.1593)
Luminance	0.2298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F80E9 #E9B84F

analogous

#4FCDE9 #4F80E9 #6B4FE9

triadic

#4F80E9 #E94F80 #80E94F

tetradic

#4F80E9 #E94FCD #E9B84F #4FE96B

square

#4F80E9 #E94FCD #E9B84F #4FE96B

split-complementary

#4F80E9 #E96B4F #CDE94F

monochromatic

#1544A9 #1C5ADF #4F80E9 #85A7F0 #BCCFF7

Accessibility & contrast

On white

3.75

#4F80E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#4F80E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F80E9

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F80E9	#FFFFFF	#000000	##000000
##4F80E9	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C8BED

Deuteranopia (green-blind)

#2F7DE7

Tritanopia (blue-blind)

#0098A9

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4f80e9;
/* rgb */ color: rgb(79, 128, 233);
/* oklch */ color: oklch(61.8% 0.167 263.5);

Tailwind

colors: {
  custom: {
    50: '#90a4f1',
    500: '#4f80e9',
    950: '#000000',
  },
}

SCSS

$custom: #4f80e9;
$custom-light: #90a4f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f80e9",
  "rgb": {
    "r": 79,
    "g": 128,
    "b": 233
  },
  "hsl": {
    "h": 220.909,
    "s": 77.778,
    "l": 61.176
  },
  "oklch": {
    "l": 0.6182,
    "c": 0.16721,
    "h": 263.5
  },
  "luminance": 0.22984
}

Semantic roles & 50–950 ramp

primary

#4F80E9

secondary

#E7D4AD

accent

#980BDA

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4F80E9

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

Preview Lab → · Contrast checker → · Palette generator →