#4F5FCB#4F5FCB

#4F5FCB is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.2% C 0.167 H 273.0°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#4F5FCB
RGB	rgb(79, 95, 203)
HSL	hsl(232, 54%, 55%)
HSV	hsv(232, 61%, 80%)
CMYK	cmyk(61.1%, 53.2%, 0%, 20.4%)
CIE-LAB	lab(44.46, 27.03, -58.14)
CIE-LCH	lch(44.46, 64.12, 294.94°)
OKLab	oklab(53.16% 0.0088 -0.1667)
OKLCH	oklch(53.16% 0.167 273)
XYZ	xyz(18.0926, 14.1570, 58.2675)
Luminance	0.1416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5FCB #CBBB4F

analogous

#4F9DCB #4F5FCB #7D4FCB

triadic

#4F5FCB #CB4F5F #5FCB4F

tetradic

#4F5FCB #CB4F9D #CBBB4F #4FCB7D

square

#4F5FCB #CB4F9D #CBBB4F #4FCB7D

split-complementary

#4F5FCB #CB7D4F #9DCB4F

monochromatic

#24307B #3242AA #4F5FCB #7E8AD9 #ADB5E7

Accessibility & contrast

On white

5.48

#4F5FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#4F5FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5FCB

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5FCB	#FFFFFF	#000000	##FFFFFF
##4F5FCB	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#196FCF

Deuteranopia (green-blind)

#0064C9

Tritanopia (blue-blind)

#00788C

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4f5fcb;
/* rgb */ color: rgb(79, 95, 203);
/* oklch */ color: oklch(53.2% 0.167 273.0);

Tailwind

colors: {
  custom: {
    50: '#8c8cdb',
    500: '#4f5fcb',
    950: '#000000',
  },
}

SCSS

$custom: #4f5fcb;
$custom-light: #8c8cdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5fcb",
  "rgb": {
    "r": 79,
    "g": 95,
    "b": 203
  },
  "hsl": {
    "h": 232.258,
    "s": 54.386,
    "l": 55.294
  },
  "oklch": {
    "l": 0.53158,
    "c": 0.16696,
    "h": 273
  },
  "luminance": 0.14158
}

Semantic roles & 50–950 ramp

primary

#4F5FCB

secondary

#D5CEA1

accent

#CB4ADE

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4F5FCB

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

Preview Lab → · Contrast checker → · Palette generator →