#4050AC#4050AC

#4050AC is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.0% C 0.147 H 272.1°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#4050AC
RGB	rgb(64, 80, 172)
HSL	hsl(231, 46%, 46%)
HSV	hsv(231, 63%, 67%)
CMYK	cmyk(62.8%, 53.5%, 0%, 32.5%)
CIE-LAB	lab(37.49, 23.21, -51.32)
CIE-LCH	lch(37.49, 56.33, 294.34°)
OKLab	oklab(47% 0.0054 -0.1472)
OKLCH	oklch(47% 0.147 272.1)
XYZ	xyz(12.4269, 9.8048, 40.2594)
Luminance	0.0981 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4050AC #AC9C40

analogous

#4086AC #4050AC #6640AC

triadic

#4050AC #AC4050 #50AC40

tetradic

#4050AC #AC4086 #AC9C40 #40AC66

square

#4050AC #AC4086 #AC9C40 #40AC66

split-complementary

#4050AC #AC6640 #86AC40

monochromatic

#1F2753 #2F3B7F #4050AC #6472C5 #919BD6

Accessibility & contrast

On white

7.09

#4050AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#4050AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4050AC

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4050AC	#FFFFFF	#000000	##FFFFFF
##4050AC	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#155DAF

Deuteranopia (green-blind)

#0054AA

Tritanopia (blue-blind)

#006676

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4050ac;
/* rgb */ color: rgb(64, 80, 172);
/* oklch */ color: oklch(47.0% 0.147 272.1);

Tailwind

colors: {
  custom: {
    50: '#8080c5',
    500: '#4050ac',
    950: '#000000',
  },
}

SCSS

$custom: #4050ac;
$custom-light: #8080c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4050ac",
  "rgb": {
    "r": 64,
    "g": 80,
    "b": 172
  },
  "hsl": {
    "h": 231.111,
    "s": 45.763,
    "l": 46.275
  },
  "oklch": {
    "l": 0.46998,
    "c": 0.14732,
    "h": 272.1
  },
  "luminance": 0.09806
}

Semantic roles & 50–950 ramp

primary

#4050AC

secondary

#C1B887

accent

#C252D5

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4050AC

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

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