#4F5BC7#4F5BC7

#4F5BC7 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.1% C 0.167 H 274.3°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#4F5BC7
RGB	rgb(79, 91, 199)
HSL	hsl(234, 52%, 55%)
HSV	hsv(234, 60%, 78%)
CMYK	cmyk(60.3%, 54.3%, 0%, 22%)
CIE-LAB	lab(43.16, 28.19, -57.92)
CIE-LCH	lch(43.16, 64.42, 295.95°)
OKLab	oklab(52.1% 0.0125 -0.1661)
OKLCH	oklch(52.1% 0.167 274.3)
XYZ	xyz(17.2710, 13.2666, 55.6723)
Luminance	0.1327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5BC7 #C7BB4F

analogous

#4F97C7 #4F5BC7 #7F4FC7

triadic

#4F5BC7 #C74F5B #5BC74F

tetradic

#4F5BC7 #C74F97 #C7BB4F #4FC77F

square

#4F5BC7 #C74F97 #C7BB4F #4FC77F

split-complementary

#4F5BC7 #C77F4F #97C74F

monochromatic

#262E76 #3440A4 #4F5BC7 #7D86D6 #ACB2E5

Accessibility & contrast

On white

5.75

#4F5BC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#4F5BC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5BC7

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5BC7	#FFFFFF	#000000	##FFFFFF
##4F5BC7	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#106BCB

Deuteranopia (green-blind)

#0061C5

Tritanopia (blue-blind)

#007488

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4f5bc7;
/* rgb */ color: rgb(79, 91, 199);
/* oklch */ color: oklch(52.1% 0.167 274.3);

Tailwind

colors: {
  custom: {
    50: '#8b89d9',
    500: '#4f5bc7',
    950: '#000000',
  },
}

SCSS

$custom: #4f5bc7;
$custom-light: #8b89d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5bc7",
  "rgb": {
    "r": 79,
    "g": 91,
    "b": 199
  },
  "hsl": {
    "h": 234,
    "s": 51.724,
    "l": 54.51
  },
  "oklch": {
    "l": 0.521,
    "c": 0.16661,
    "h": 274.3
  },
  "luminance": 0.13268
}

Semantic roles & 50–950 ramp

primary

#4F5BC7

secondary

#D2CDA0

accent

#CD4DDB

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F5BC7

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

Preview Lab → · Contrast checker → · Palette generator →