#4F59DC#4F59DC

#4F59DC is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.3% C 0.197 H 274.2°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#4F59DC
RGB	rgb(79, 89, 220)
HSL	hsl(236, 67%, 59%)
HSV	hsv(236, 64%, 86%)
CMYK	cmyk(64.1%, 59.5%, 0%, 13.7%)
CIE-LAB	lab(44.19, 36.50, -68.30)
CIE-LCH	lch(44.19, 77.44, 298.12°)
OKLab	oklab(53.35% 0.0146 -0.1967)
OKLCH	oklch(53.35% 0.197 274.2)
XYZ	xyz(19.7108, 13.9726, 69.3545)
Luminance	0.1397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F59DC #DCD24F

analogous

#4F9FDC #4F59DC #8B4FDC

triadic

#4F59DC #DC4F59 #59DC4F

tetradic

#4F59DC #DC4F9F #DCD24F #4FDC8B

square

#4F59DC #DC4F9F #DCD24F #4FDC8B

split-complementary

#4F59DC #DC8B4F #9FDC4F

monochromatic

#1D2693 #2733C6 #4F59DC #8289E6 #B5B9F0

Accessibility & contrast

On white

5.53

#4F59DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#4F59DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F59DC

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F59DC	#FFFFFF	#000000	##FFFFFF
##4F59DC	1.00	5.53	3.79	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FE0

Deuteranopia (green-blind)

#0062D9

Tritanopia (blue-blind)

#007992

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4f59dc;
/* rgb */ color: rgb(79, 89, 220);
/* oklch */ color: oklch(53.3% 0.197 274.2);

Tailwind

colors: {
  custom: {
    50: '#8f88e8',
    500: '#4f59dc',
    950: '#000000',
  },
}

SCSS

$custom: #4f59dc;
$custom-light: #8f88e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f59dc",
  "rgb": {
    "r": 79,
    "g": 89,
    "b": 220
  },
  "hsl": {
    "h": 235.745,
    "s": 66.825,
    "l": 58.627
  },
  "oklch": {
    "l": 0.53348,
    "c": 0.19722,
    "h": 274.2
  },
  "luminance": 0.13974
}

Semantic roles & 50–950 ramp

primary

#4F59DC

secondary

#DFDBA8

accent

#DE3EEA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4F59DC

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

Preview Lab → · Contrast checker → · Palette generator →