#4F53D9#4F53D9

#4F53D9 is a mid, highly saturated blue. Relative luminance 0.129; OKLCH L 52.1% C 0.201 H 275.6°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#4F53D9
RGB	rgb(79, 83, 217)
HSL	hsl(238, 64%, 58%)
HSV	hsv(238, 64%, 85%)
CMYK	cmyk(63.6%, 61.8%, 0%, 14.9%)
CIE-LAB	lab(42.55, 39.16, -69.27)
CIE-LCH	lch(42.55, 79.58, 299.48°)
OKLab	oklab(52.06% 0.0196 -0.1996)
OKLCH	oklch(52.06% 0.201 275.6)
XYZ	xyz(18.8380, 12.8570, 67.1211)
Luminance	0.1286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F53D9 #D9D54F

analogous

#4F98D9 #4F53D9 #904FD9

triadic

#4F53D9 #D94F53 #53D94F

tetradic

#4F53D9 #D94F98 #D9D54F #4FD990

square

#4F53D9 #D94F98 #D9D54F #4FD990

split-complementary

#4F53D9 #D9904F #98D94F

monochromatic

#1F228F #2A2EC1 #4F53D9 #8184E4 #B4B5EF

Accessibility & contrast

On white

5.88

#4F53D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#4F53D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F53D9

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F53D9	#FFFFFF	#000000	##FFFFFF
##4F53D9	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDD

Deuteranopia (green-blind)

#005ED6

Tritanopia (blue-blind)

#00758E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4f53d9;
/* rgb */ color: rgb(79, 83, 217);
/* oklch */ color: oklch(52.1% 0.201 275.6);

Tailwind

colors: {
  custom: {
    50: '#8f83e6',
    500: '#4f53d9',
    950: '#000000',
  },
}

SCSS

$custom: #4f53d9;
$custom-light: #8f83e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f53d9",
  "rgb": {
    "r": 79,
    "g": 83,
    "b": 217
  },
  "hsl": {
    "h": 238.261,
    "s": 64.486,
    "l": 58.039
  },
  "oklch": {
    "l": 0.52062,
    "c": 0.20054,
    "h": 275.6
  },
  "luminance": 0.12859
}

Semantic roles & 50–950 ramp

primary

#4F53D9

secondary

#DDDCA6

accent

#E340E7

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4F53D9

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

Preview Lab → · Contrast checker → · Palette generator →