#4451AC#4451AC

#4451AC is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.5% C 0.145 H 273.5°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#4451AC
RGB	rgb(68, 81, 172)
HSL	hsl(233, 43%, 47%)
HSV	hsv(233, 60%, 67%)
CMYK	cmyk(60.5%, 52.9%, 0%, 32.5%)
CIE-LAB	lab(38.01, 23.30, -50.48)
CIE-LCH	lch(38.01, 55.60, 294.78°)
OKLab	oklab(47.45% 0.0087 -0.1446)
OKLCH	oklch(47.45% 0.145 273.5)
XYZ	xyz(12.7703, 10.0914, 40.2966)
Luminance	0.1009 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451AC #AC9F44

analogous

#4485AC #4451AC #6B44AC

triadic

#4451AC #AC4451 #51AC44

tetradic

#4451AC #AC4485 #AC9F44 #44AC6B

square

#4451AC #AC4485 #AC9F44 #44AC6B

split-complementary

#4451AC #AC6B44 #85AC44

monochromatic

#212854 #333C80 #4451AC #6975C4 #959DD5

Accessibility & contrast

On white

6.96

#4451AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#4451AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451AC

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451AC	#FFFFFF	#000000	##FFFFFF
##4451AC	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B5EAF

Deuteranopia (green-blind)

#0055AA

Tritanopia (blue-blind)

#006676

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4451ac;
/* rgb */ color: rgb(68, 81, 172);
/* oklch */ color: oklch(47.5% 0.145 273.5);

Tailwind

colors: {
  custom: {
    50: '#8281c5',
    500: '#4451ac',
    950: '#000000',
  },
}

SCSS

$custom: #4451ac;
$custom-light: #8281c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4451ac",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 172
  },
  "hsl": {
    "h": 232.5,
    "s": 43.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.47453,
    "c": 0.14488,
    "h": 273.5
  },
  "luminance": 0.10092
}

Semantic roles & 50–950 ramp

primary

#4451AC

secondary

#C1BA8B

accent

#C355D3

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4451AC

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

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