#4F74BB#4F74BB

#4F74BB is a mid, moderate blue. Relative luminance 0.177; OKLCH L 56.5% C 0.118 H 262.4°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#4F74BB
RGB	rgb(79, 116, 187)
HSL	hsl(219, 44%, 52%)
HSV	hsv(219, 58%, 73%)
CMYK	cmyk(57.8%, 38%, 0%, 26.7%)
CIE-LAB	lab(49.18, 8.49, -41.36)
CIE-LCH	lch(49.18, 42.23, 281.60°)
OKLab	oklab(56.46% -0.0157 -0.1172)
OKLCH	oklch(56.46% 0.118 262.4)
XYZ	xyz(18.4364, 17.7394, 49.4566)
Luminance	0.1774 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F74BB #BB964F

analogous

#4FAABB #4F74BB #604FBB

triadic

#4F74BB #BB4F74 #74BB4F

tetradic

#4F74BB #BB4FAA #BB964F #4FBB60

square

#4F74BB #BB4FAA #BB964F #4FBB60

split-complementary

#4F74BB #BB604F #AABB4F

monochromatic

#283E68 #395894 #4F74BB #7B97CC #A7BADD

Accessibility & contrast

On white

4.62

#4F74BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#4F74BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4F74BB

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F74BB	#FFFFFF	#000000	##FFFFFF
##4F74BB	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567ABE

Deuteranopia (green-blind)

#4970B9

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4f74bb;
/* rgb */ color: rgb(79, 116, 187);
/* oklch */ color: oklch(56.5% 0.118 262.4);

Tailwind

colors: {
  custom: {
    50: '#899bd0',
    500: '#4f74bb',
    950: '#000000',
  },
}

SCSS

$custom: #4f74bb;
$custom-light: #899bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f74bb",
  "rgb": {
    "r": 79,
    "g": 116,
    "b": 187
  },
  "hsl": {
    "h": 219.444,
    "s": 44.262,
    "l": 52.157
  },
  "oklch": {
    "l": 0.56456,
    "c": 0.11827,
    "h": 262.4
  },
  "luminance": 0.17741
}

Semantic roles & 50–950 ramp

primary

#4F74BB

secondary

#CABA9B

accent

#A854D4

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4F74BB

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

Preview Lab → · Contrast checker → · Palette generator →