#4F5BC8#4F5BC8

#4F5BC8 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.2% C 0.168 H 274.3°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#4F5BC8
RGB	rgb(79, 91, 200)
HSL	hsl(234, 52%, 55%)
HSV	hsv(234, 61%, 78%)
CMYK	cmyk(60.5%, 54.5%, 0%, 21.6%)
CIE-LAB	lab(43.23, 28.53, -58.39)
CIE-LCH	lch(43.23, 64.99, 296.04°)
OKLab	oklab(52.17% 0.0126 -0.1675)
OKLCH	oklch(52.17% 0.168 274.3)
XYZ	xyz(17.3874, 13.3132, 56.2858)
Luminance	0.1331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5BC8 #C8BC4F

analogous

#4F97C8 #4F5BC8 #804FC8

triadic

#4F5BC8 #C84F5B #5BC84F

tetradic

#4F5BC8 #C84F97 #C8BC4F #4FC880

square

#4F5BC8 #C84F97 #C8BC4F #4FC880

split-complementary

#4F5BC8 #C8804F #97C84F

monochromatic

#252D77 #343FA6 #4F5BC8 #7E86D7 #ACB2E5

Accessibility & contrast

On white

5.73

#4F5BC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#4F5BC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5BC8

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5BC8	#FFFFFF	#000000	##FFFFFF
##4F5BC8	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C6CCC

Deuteranopia (green-blind)

#0061C6

Tritanopia (blue-blind)

#007589

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4f5bc8;
/* rgb */ color: rgb(79, 91, 200);
/* oklch */ color: oklch(52.2% 0.168 274.3);

Tailwind

colors: {
  custom: {
    50: '#8c89d9',
    500: '#4f5bc8',
    950: '#000000',
  },
}

SCSS

$custom: #4f5bc8;
$custom-light: #8c89d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5bc8",
  "rgb": {
    "r": 79,
    "g": 91,
    "b": 200
  },
  "hsl": {
    "h": 234.05,
    "s": 52.381,
    "l": 54.706
  },
  "oklch": {
    "l": 0.52174,
    "c": 0.16798,
    "h": 274.3
  },
  "luminance": 0.13315
}

Semantic roles & 50–950 ramp

primary

#4F5BC8

secondary

#D3CEA0

accent

#CE4CDC

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F5BC8

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

Preview Lab → · Contrast checker → · Palette generator →