#4F77EE#4F77EE

#4F77EE is a mid, vivid blue. Relative luminance 0.210; OKLCH L 60.3% C 0.185 H 266.8°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#4F77EE
RGB	rgb(79, 119, 238)
HSL	hsl(225, 82%, 62%)
HSV	hsv(225, 67%, 93%)
CMYK	cmyk(66.8%, 50%, 0%, 6.7%)
CIE-LAB	lab(52.98, 24.10, -64.21)
CIE-LCH	lch(52.98, 68.58, 290.57°)
OKLab	oklab(60.33% -0.0102 -0.1843)
OKLCH	oklch(60.33% 0.185 266.8)
XYZ	xyz(25.2485, 21.0265, 83.6003)
Luminance	0.2103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F77EE #EEC64F

analogous

#4FC6EE #4F77EE #774FEE

triadic

#4F77EE #EE4F77 #77EE4F

tetradic

#4F77EE #EE4FC6 #EEC64F #4FEE77

square

#4F77EE #EE4FC6 #EEC64F #4FEE77

split-complementary

#4F77EE #EE774F #C6EE4F

monochromatic

#1139B1 #174CE9 #4F77EE #87A2F3 #BFCDF9

Accessibility & contrast

On white

4.03

#4F77EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#4F77EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F77EE

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F77EE	#FFFFFF	#000000	##000000
##4F77EE	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3186F2

Deuteranopia (green-blind)

#0078EC

Tritanopia (blue-blind)

#0093A7

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4f77ee;
/* rgb */ color: rgb(79, 119, 238);
/* oklch */ color: oklch(60.3% 0.185 266.8);

Tailwind

colors: {
  custom: {
    50: '#919df4',
    500: '#4f77ee',
    950: '#000000',
  },
}

SCSS

$custom: #4f77ee;
$custom-light: #919df4;
$custom-dark: #000000;

JSON

{
  "hex": "#4f77ee",
  "rgb": {
    "r": 79,
    "g": 119,
    "b": 238
  },
  "hsl": {
    "h": 224.906,
    "s": 82.383,
    "l": 62.157
  },
  "oklch": {
    "l": 0.60334,
    "c": 0.18456,
    "h": 266.8
  },
  "luminance": 0.21029
}

Semantic roles & 50–950 ramp

primary

#4F77EE

secondary

#EADBAF

accent

#A807DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4F77EE

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

Preview Lab → · Contrast checker → · Palette generator →