#4F74BC#4F74BC

#4F74BC is a mid, moderate blue. Relative luminance 0.178; OKLCH L 56.5% C 0.120 H 262.6°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#4F74BC
RGB	rgb(79, 116, 188)
HSL	hsl(220, 45%, 52%)
HSV	hsv(220, 58%, 74%)
CMYK	cmyk(58%, 38.3%, 0%, 26.3%)
CIE-LAB	lab(49.23, 8.83, -41.86)
CIE-LCH	lch(49.23, 42.78, 281.91°)
OKLab	oklab(56.51% -0.0154 -0.1187)
OKLCH	oklch(56.51% 0.12 262.6)
XYZ	xyz(18.5438, 17.7824, 50.0223)
Luminance	0.1778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F74BC #BC974F

analogous

#4FABBC #4F74BC #614FBC

triadic

#4F74BC #BC4F74 #74BC4F

tetradic

#4F74BC #BC4FAB #BC974F #4FBC61

square

#4F74BC #BC4FAB #BC974F #4FBC61

split-complementary

#4F74BC #BC614F #ABBC4F

monochromatic

#283E69 #395895 #4F74BC #7B97CD #A8BADE

Accessibility & contrast

On white

4.61

#4F74BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#4F74BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4F74BC

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F74BC	#FFFFFF	#000000	##FFFFFF
##4F74BC	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567ABF

Deuteranopia (green-blind)

#4870BA

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4f74bc;
/* rgb */ color: rgb(79, 116, 188);
/* oklch */ color: oklch(56.5% 0.120 262.6);

Tailwind

colors: {
  custom: {
    50: '#899bd0',
    500: '#4f74bc',
    950: '#000000',
  },
}

SCSS

$custom: #4f74bc;
$custom-light: #899bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f74bc",
  "rgb": {
    "r": 79,
    "g": 116,
    "b": 188
  },
  "hsl": {
    "h": 219.633,
    "s": 44.856,
    "l": 52.353
  },
  "oklch": {
    "l": 0.56514,
    "c": 0.11967,
    "h": 262.6
  },
  "luminance": 0.17784
}

Semantic roles & 50–950 ramp

primary

#4F74BC

secondary

#CBBB9C

accent

#A953D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4F74BC

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

Preview Lab → · Contrast checker → · Palette generator →