#4F5ABC#4F5ABC

#4F5ABC is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.1% C 0.153 H 274.8°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#4F5ABC
RGB	rgb(79, 90, 188)
HSL	hsl(234, 45%, 52%)
HSV	hsv(234, 58%, 74%)
CMYK	cmyk(58%, 52.1%, 0%, 26.3%)
CIE-LAB	lab(42.16, 25.12, -53.15)
CIE-LCH	lch(42.16, 58.79, 295.30°)
OKLab	oklab(51.11% 0.0129 -0.1521)
OKLCH	oklch(51.11% 0.153 274.8)
XYZ	xyz(15.9548, 12.6043, 49.1593)
Luminance	0.1260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5ABC #BCB14F

analogous

#4F91BC #4F5ABC #7B4FBC

triadic

#4F5ABC #BC4F5A #5ABC4F

tetradic

#4F5ABC #BC4F91 #BCB14F #4FBC7B

square

#4F5ABC #BC4F91 #BCB14F #4FBC7B

split-complementary

#4F5ABC #BC7B4F #91BC4F

monochromatic

#282E69 #394295 #4F5ABC #7B84CD #A8ADDE

Accessibility & contrast

On white

5.96

#4F5ABC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#4F5ABC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5ABC

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5ABC	#FFFFFF	#000000	##FFFFFF
##4F5ABC	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2368BF

Deuteranopia (green-blind)

#075FBA

Tritanopia (blue-blind)

#017082

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4f5abc;
/* rgb */ color: rgb(79, 90, 188);
/* oklch */ color: oklch(51.1% 0.153 274.8);

Tailwind

colors: {
  custom: {
    50: '#8a88d1',
    500: '#4f5abc',
    950: '#000000',
  },
}

SCSS

$custom: #4f5abc;
$custom-light: #8a88d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5abc",
  "rgb": {
    "r": 79,
    "g": 90,
    "b": 188
  },
  "hsl": {
    "h": 233.945,
    "s": 44.856,
    "l": 52.353
  },
  "oklch": {
    "l": 0.51111,
    "c": 0.15266,
    "h": 274.8
  },
  "luminance": 0.12605
}

Semantic roles & 50–950 ramp

primary

#4F5ABC

secondary

#CBC69C

accent

#C853D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4F5ABC

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

Preview Lab → · Contrast checker → · Palette generator →