#4052AC#4052AC

#4052AC is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.4% C 0.145 H 271.3°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#4052AC
RGB	rgb(64, 82, 172)
HSL	hsl(230, 46%, 46%)
HSV	hsv(230, 63%, 67%)
CMYK	cmyk(62.8%, 52.3%, 0%, 32.5%)
CIE-LAB	lab(38.03, 21.91, -50.46)
CIE-LCH	lch(38.03, 55.01, 293.47°)
OKLab	oklab(47.4% 0.0034 -0.1446)
OKLCH	oklch(47.4% 0.145 271.3)
XYZ	xyz(12.5755, 10.1021, 40.3089)
Luminance	0.1010 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4052AC #AC9A40

analogous

#4088AC #4052AC #6440AC

triadic

#4052AC #AC4052 #52AC40

tetradic

#4052AC #AC4088 #AC9A40 #40AC64

square

#4052AC #AC4088 #AC9A40 #40AC64

split-complementary

#4052AC #AC6440 #88AC40

monochromatic

#1F2753 #2F3D7F #4052AC #6474C5 #919CD6

Accessibility & contrast

On white

6.95

#4052AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#4052AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4052AC

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4052AC	#FFFFFF	#000000	##FFFFFF
##4052AC	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D5EAF

Deuteranopia (green-blind)

#0055AA

Tritanopia (blue-blind)

#006777

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4052ac;
/* rgb */ color: rgb(64, 82, 172);
/* oklch */ color: oklch(47.4% 0.145 271.3);

Tailwind

colors: {
  custom: {
    50: '#8082c5',
    500: '#4052ac',
    950: '#000000',
  },
}

SCSS

$custom: #4052ac;
$custom-light: #8082c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4052ac",
  "rgb": {
    "r": 64,
    "g": 82,
    "b": 172
  },
  "hsl": {
    "h": 230,
    "s": 45.763,
    "l": 46.275
  },
  "oklch": {
    "l": 0.47402,
    "c": 0.14469,
    "h": 271.3
  },
  "luminance": 0.10103
}

Semantic roles & 50–950 ramp

primary

#4052AC

secondary

#C1B787

accent

#C052D5

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4052AC

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

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