#4053B4#4053B4

#4053B4 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.2% C 0.155 H 271.1°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#4053B4
RGB	rgb(64, 83, 180)
HSL	hsl(230, 48%, 48%)
HSV	hsv(230, 64%, 71%)
CMYK	cmyk(64.4%, 53.9%, 0%, 29.4%)
CIE-LAB	lab(38.85, 24.10, -53.86)
CIE-LCH	lch(38.85, 59.01, 294.10°)
OKLab	oklab(48.2% 0.003 -0.1546)
OKLCH	oklch(48.2% 0.155 271.1)
XYZ	xyz(13.4431, 10.5706, 44.5031)
Luminance	0.1057 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4053B4 #B4A140

analogous

#408DB4 #4053B4 #6740B4

triadic

#4053B4 #B44053 #53B440

tetradic

#4053B4 #B4408D #B4A140 #40B467

square

#4053B4 #B4408D #B4A140 #40B467

split-complementary

#4053B4 #B46740 #8DB440

monochromatic

#20295A #303E87 #4053B4 #6878C9 #95A0D9

Accessibility & contrast

On white

6.74

#4053B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#4053B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4053B4

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4053B4	#FFFFFF	#000000	##FFFFFF
##4053B4	1.00	6.74	3.11	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1061B7

Deuteranopia (green-blind)

#0056B2

Tritanopia (blue-blind)

#006A7B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4053b4;
/* rgb */ color: rgb(64, 83, 180);
/* oklch */ color: oklch(48.2% 0.155 271.1);

Tailwind

colors: {
  custom: {
    50: '#8183cb',
    500: '#4053b4',
    950: '#000000',
  },
}

SCSS

$custom: #4053b4;
$custom-light: #8183cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4053b4",
  "rgb": {
    "r": 64,
    "g": 83,
    "b": 180
  },
  "hsl": {
    "h": 230.172,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.48198,
    "c": 0.15467,
    "h": 271.1
  },
  "luminance": 0.10572
}

Semantic roles & 50–950 ramp

primary

#4053B4

secondary

#C5BB8B

accent

#C151D7

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4053B4

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

Preview Lab → · Contrast checker → · Palette generator →