#4F59E6#4F59E6

#4F59E6 is a mid, highly saturated blue. Relative luminance 0.145; OKLCH L 54.2% C 0.210 H 273.9°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#4F59E6
RGB	rgb(79, 89, 230)
HSL	hsl(236, 75%, 61%)
HSV	hsv(236, 66%, 90%)
CMYK	cmyk(65.7%, 61.3%, 0%, 9.8%)
CIE-LAB	lab(44.97, 39.84, -72.71)
CIE-LCH	lch(44.97, 82.91, 298.72°)
OKLab	oklab(54.16% 0.0143 -0.2096)
OKLCH	oklch(54.16% 0.21 273.9)
XYZ	xyz(21.0750, 14.5183, 76.5392)
Luminance	0.1452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F59E6 #E6DC4F

analogous

#4FA5E6 #4F59E6 #904FE6

triadic

#4F59E6 #E64F59 #59E64F

tetradic

#4F59E6 #E64FA5 #E6DC4F #4FE690

square

#4F59E6 #E64FA5 #E6DC4F #4FE690

split-complementary

#4F59E6 #E6904F #A5E64F

monochromatic

#1720A3 #1F2BD9 #4F59E6 #858CEE #BABEF5

Accessibility & contrast

On white

5.38

#4F59E6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#4F59E6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F59E6

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F59E6	#FFFFFF	#000000	##FFFFFF
##4F59E6	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071EB

Deuteranopia (green-blind)

#0064E3

Tritanopia (blue-blind)

#007D97

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4f59e6;
/* rgb */ color: rgb(79, 89, 230);
/* oklch */ color: oklch(54.2% 0.210 273.9);

Tailwind

colors: {
  custom: {
    50: '#9188ef',
    500: '#4f59e6',
    950: '#000000',
  },
}

SCSS

$custom: #4f59e6;
$custom-light: #9188ef;
$custom-dark: #000000;

JSON

{
  "hex": "#4f59e6",
  "rgb": {
    "r": 79,
    "g": 89,
    "b": 230
  },
  "hsl": {
    "h": 236.026,
    "s": 75.124,
    "l": 60.588
  },
  "oklch": {
    "l": 0.5416,
    "c": 0.21013,
    "h": 273.9
  },
  "luminance": 0.1452
}

Semantic roles & 50–950 ramp

primary

#4F59E6

secondary

#E5E1AC

accent

#CA0ED7

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #4F59E6

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

Preview Lab → · Contrast checker → · Palette generator →