#4451DD#4451DD

#4451DD is a mid, highly saturated blue. Relative luminance 0.123; OKLCH L 51.4% C 0.211 H 272.4°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#4451DD
RGB	rgb(68, 81, 221)
HSL	hsl(235, 69%, 57%)
HSV	hsv(235, 69%, 87%)
CMYK	cmyk(69.2%, 63.3%, 0%, 13.3%)
CIE-LAB	lab(41.74, 40.22, -72.90)
CIE-LCH	lch(41.74, 83.26, 298.89°)
OKLab	oklab(51.4% 0.0088 -0.2105)
OKLCH	oklch(51.4% 0.211 272.4)
XYZ	xyz(18.3731, 12.3325, 69.8047)
Luminance	0.1233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451DD #DDD044

analogous

#449EDD #4451DD #8444DD

triadic

#4451DD #DD4451 #51DD44

tetradic

#4451DD #DD449E #DDD044 #44DD84

square

#4451DD #DD449E #DDD044 #44DD84

split-complementary

#4451DD #DD8444 #9EDD44

monochromatic

#1A238D #2330C1 #4451DD #7881E6 #ACB1F0

Accessibility & contrast

On white

6.06

#4451DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#4451DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451DD

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451DD	#FFFFFF	#000000	##FFFFFF
##4451DD	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AE1

Deuteranopia (green-blind)

#005BDA

Tritanopia (blue-blind)

#007590

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4451dd;
/* rgb */ color: rgb(68, 81, 221);
/* oklch */ color: oklch(51.4% 0.211 272.4);

Tailwind

colors: {
  custom: {
    50: '#8b82e9',
    500: '#4451dd',
    950: '#000000',
  },
}

SCSS

$custom: #4451dd;
$custom-light: #8b82e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4451dd",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 221
  },
  "hsl": {
    "h": 234.902,
    "s": 69.231,
    "l": 56.667
  },
  "oklch": {
    "l": 0.51395,
    "c": 0.21069,
    "h": 272.4
  },
  "luminance": 0.12334
}

Semantic roles & 50–950 ramp

primary

#4451DD

secondary

#DED89F

accent

#DD3CEC

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4451DD

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

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