#4F5CCB#4F5CCB

#4F5CCB is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.6% C 0.171 H 273.9°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#4F5CCB
RGB	rgb(79, 92, 203)
HSL	hsl(234, 54%, 55%)
HSV	hsv(234, 61%, 80%)
CMYK	cmyk(61.1%, 54.7%, 0%, 20.4%)
CIE-LAB	lab(43.69, 28.91, -59.37)
CIE-LCH	lch(43.69, 66.04, 295.97°)
OKLab	oklab(52.59% 0.0117 -0.1704)
OKLCH	oklch(52.59% 0.171 273.9)
XYZ	xyz(17.8275, 13.6269, 58.1791)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5CCB #CBBE4F

analogous

#4F9ACB #4F5CCB #804FCB

triadic

#4F5CCB #CB4F5C #5CCB4F

tetradic

#4F5CCB #CB4F9A #CBBE4F #4FCB80

square

#4F5CCB #CB4F9A #CBBE4F #4FCB80

split-complementary

#4F5CCB #CB804F #9ACB4F

monochromatic

#242D7B #323FAA #4F5CCB #7E88D9 #ADB4E7

Accessibility & contrast

On white

5.64

#4F5CCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#4F5CCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5CCB

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5CCB	#FFFFFF	#000000	##FFFFFF
##4F5CCB	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#076DCF

Deuteranopia (green-blind)

#0062C9

Tritanopia (blue-blind)

#00768A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4f5ccb;
/* rgb */ color: rgb(79, 92, 203);
/* oklch */ color: oklch(52.6% 0.171 273.9);

Tailwind

colors: {
  custom: {
    50: '#8c8adc',
    500: '#4f5ccb',
    950: '#000000',
  },
}

SCSS

$custom: #4f5ccb;
$custom-light: #8c8adc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5ccb",
  "rgb": {
    "r": 79,
    "g": 92,
    "b": 203
  },
  "hsl": {
    "h": 233.71,
    "s": 54.386,
    "l": 55.294
  },
  "oklch": {
    "l": 0.52585,
    "c": 0.1708,
    "h": 273.9
  },
  "luminance": 0.13628
}

Semantic roles & 50–950 ramp

primary

#4F5CCB

secondary

#D5CFA1

accent

#CE4ADE

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F5CCB

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

Preview Lab → · Contrast checker → · Palette generator →