#4A78BD#4A78BD

#4A78BD is a mid, moderate blue. Relative luminance 0.186; OKLCH L 57.2% C 0.119 H 258.3°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4A78BD
RGB	rgb(74, 120, 189)
HSL	hsl(216, 47%, 52%)
HSV	hsv(216, 61%, 74%)
CMYK	cmyk(60.8%, 36.5%, 0%, 25.9%)
CIE-LAB	lab(50.17, 5.71, -40.96)
CIE-LCH	lch(50.17, 41.36, 277.93°)
OKLab	oklab(57.19% -0.0241 -0.1161)
OKLCH	oklch(57.19% 0.119 258.3)
XYZ	xyz(18.7226, 18.5612, 50.7303)
Luminance	0.1856 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A78BD #BD8F4A

analogous

#4AB2BD #4A78BD #564ABD

triadic

#4A78BD #BD4A78 #78BD4A

tetradic

#4A78BD #BD4AB2 #BD8F4A #4ABD56

square

#4A78BD #BD4AB2 #BD8F4A #4ABD56

split-complementary

#4A78BD #BD564A #B2BD4A

monochromatic

#264067 #365C94 #4A78BD #7799CD #A4BBDE

Accessibility & contrast

On white

4.46

#4A78BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4A78BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A78BD

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A78BD	#FFFFFF	#000000	##000000
##4A78BD	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7DC0

Deuteranopia (green-blind)

#4B72BC

Tritanopia (blue-blind)

#008891

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4a78bd;
/* rgb */ color: rgb(74, 120, 189);
/* oklch */ color: oklch(57.2% 0.119 258.3);

Tailwind

colors: {
  custom: {
    50: '#869ed1',
    500: '#4a78bd',
    950: '#000000',
  },
}

SCSS

$custom: #4a78bd;
$custom-light: #869ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#4a78bd",
  "rgb": {
    "r": 74,
    "g": 120,
    "b": 189
  },
  "hsl": {
    "h": 216,
    "s": 46.559,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57192,
    "c": 0.11858,
    "h": 258.3
  },
  "luminance": 0.18563
}

Semantic roles & 50–950 ramp

primary

#4A78BD

secondary

#CBB698

accent

#A152D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4A78BD

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

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