#4F56D9#4F56D9

#4F56D9 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.6% C 0.197 H 275.0°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#4F56D9
RGB	rgb(79, 86, 217)
HSL	hsl(237, 64%, 58%)
HSV	hsv(237, 64%, 85%)
CMYK	cmyk(63.6%, 60.4%, 0%, 14.9%)
CIE-LAB	lab(43.25, 37.34, -68.12)
CIE-LCH	lch(43.25, 77.68, 298.72°)
OKLab	oklab(52.58% 0.0172 -0.1962)
OKLCH	oklch(52.58% 0.197 275)
XYZ	xyz(19.0725, 13.3260, 67.1993)
Luminance	0.1333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F56D9 #D9D24F

analogous

#4F9BD9 #4F56D9 #8D4FD9

triadic

#4F56D9 #D94F56 #56D94F

tetradic

#4F56D9 #D94F9B #D9D24F #4FD98D

square

#4F56D9 #D94F9B #D9D24F #4FD98D

split-complementary

#4F56D9 #D98D4F #9BD94F

monochromatic

#1F258F #2A31C1 #4F56D9 #8186E4 #B4B7EF

Accessibility & contrast

On white

5.73

#4F56D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#4F56D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F56D9

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F56D9	#FFFFFF	#000000	##FFFFFF
##4F56D9	1.00	5.73	3.67	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDD

Deuteranopia (green-blind)

#0060D6

Tritanopia (blue-blind)

#00778F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4f56d9;
/* rgb */ color: rgb(79, 86, 217);
/* oklch */ color: oklch(52.6% 0.197 275.0);

Tailwind

colors: {
  custom: {
    50: '#8f85e6',
    500: '#4f56d9',
    950: '#000000',
  },
}

SCSS

$custom: #4f56d9;
$custom-light: #8f85e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f56d9",
  "rgb": {
    "r": 79,
    "g": 86,
    "b": 217
  },
  "hsl": {
    "h": 236.957,
    "s": 64.486,
    "l": 58.039
  },
  "oklch": {
    "l": 0.5258,
    "c": 0.19694,
    "h": 275
  },
  "luminance": 0.13328
}

Semantic roles & 50–950 ramp

primary

#4F56D9

secondary

#DDDBA6

accent

#DF40E7

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4F56D9

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

Preview Lab → · Contrast checker → · Palette generator →