#4F59E1#4F59E1

#4F59E1 is a mid, highly saturated blue. Relative luminance 0.142; OKLCH L 53.8% C 0.204 H 274.1°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#4F59E1
RGB	rgb(79, 89, 225)
HSL	hsl(236, 71%, 60%)
HSV	hsv(236, 65%, 88%)
CMYK	cmyk(64.9%, 60.4%, 0%, 11.8%)
CIE-LAB	lab(44.58, 38.17, -70.52)
CIE-LCH	lch(44.58, 80.19, 298.43°)
OKLab	oklab(53.75% 0.0145 -0.2032)
OKLCH	oklch(53.75% 0.204 274.1)
XYZ	xyz(20.3829, 14.2415, 72.8943)
Luminance	0.1424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F59E1 #E1D74F

analogous

#4FA2E1 #4F59E1 #8E4FE1

triadic

#4F59E1 #E14F59 #59E14F

tetradic

#4F59E1 #E14FA2 #E1D74F #4FE18E

square

#4F59E1 #E14FA2 #E1D74F #4FE18E

split-complementary

#4F59E1 #E18E4F #A2E14F

monochromatic

#1A239B #232FCF #4F59E1 #838AEA #B8BCF3

Accessibility & contrast

On white

5.46

#4F59E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#4F59E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F59E1

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F59E1	#FFFFFF	#000000	##FFFFFF
##4F59E1	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070E5

Deuteranopia (green-blind)

#0063DE

Tritanopia (blue-blind)

#007B94

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4f59e1;
/* rgb */ color: rgb(79, 89, 225);
/* oklch */ color: oklch(53.8% 0.204 274.1);

Tailwind

colors: {
  custom: {
    50: '#9088eb',
    500: '#4f59e1',
    950: '#000000',
  },
}

SCSS

$custom: #4f59e1;
$custom-light: #9088eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4f59e1",
  "rgb": {
    "r": 79,
    "g": 89,
    "b": 225
  },
  "hsl": {
    "h": 235.89,
    "s": 70.874,
    "l": 59.608
  },
  "oklch": {
    "l": 0.53751,
    "c": 0.2037,
    "h": 274.1
  },
  "luminance": 0.14243
}

Semantic roles & 50–950 ramp

primary

#4F59E1

secondary

#E2DEAA

accent

#E13AEE

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4F59E1

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

Preview Lab → · Contrast checker → · Palette generator →