#4738BC#4738BC

#4738BC is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.6% C 0.197 H 280.0°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#4738BC
RGB	rgb(71, 56, 188)
HSL	hsl(247, 54%, 48%)
HSV	hsv(247, 70%, 74%)
CMYK	cmyk(62.2%, 70.2%, 0%, 26.3%)
CIE-LAB	lab(33.56, 44.58, -67.17)
CIE-LCH	lch(33.56, 80.62, 303.57°)
OKLab	oklab(44.64% 0.034 -0.1937)
OKLCH	oklch(44.64% 0.197 280)
XYZ	xyz(13.0869, 7.7978, 48.3827)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4738BC #ADBC38

analogous

#386BBC #4738BC #8938BC

triadic

#4738BC #BC4738 #38BC47

tetradic

#4738BC #BC386B #ADBC38 #38BC89

square

#4738BC #BC386B #ADBC38 #38BC89

split-complementary

#4738BC #BC8938 #6BBC38

monochromatic

#231C5E #352A8D #4738BC #6E61D0 #9990DE

Accessibility & contrast

On white

8.20

#4738BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#4738BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4738BC

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4738BC	#FFFFFF	#000000	##FFFFFF
##4738BC	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C0

Deuteranopia (green-blind)

#004ABA

Tritanopia (blue-blind)

#005C76

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4738bc;
/* rgb */ color: rgb(71, 56, 188);
/* oklch */ color: oklch(44.6% 0.197 280.0);

Tailwind

colors: {
  custom: {
    50: '#8870d1',
    500: '#4738bc',
    950: '#000000',
  },
}

SCSS

$custom: #4738bc;
$custom-light: #8870d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4738bc",
  "rgb": {
    "r": 71,
    "g": 56,
    "b": 188
  },
  "hsl": {
    "h": 246.818,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44636,
    "c": 0.19668,
    "h": 280
  },
  "luminance": 0.07799
}

Semantic roles & 50–950 ramp

primary

#4738BC

secondary

#C1C987

accent

#DD4ACD

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4738BC

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

Preview Lab → · Contrast checker → · Palette generator →