#4369DD#4369DD

#4369DD is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.8% C 0.182 H 266.7°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#4369DD
RGB	rgb(67, 105, 221)
HSL	hsl(225, 69%, 56%)
HSV	hsv(225, 70%, 87%)
CMYK	cmyk(69.7%, 52.5%, 0%, 13.3%)
CIE-LAB	lab(47.64, 25.11, -63.30)
CIE-LCH	lch(47.64, 68.10, 291.63°)
OKLab	oklab(55.78% -0.0104 -0.182)
OKLCH	oklch(55.78% 0.182 266.7)
XYZ	xyz(20.4129, 16.5148, 70.5045)
Luminance	0.1652 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4369DD #DDB743

analogous

#43B6DD #4369DD #6A43DD

triadic

#4369DD #DD4369 #69DD43

tetradic

#4369DD #DD43B6 #DDB743 #43DD6A

square

#4369DD #DD43B6 #DDB743 #43DD6A

split-complementary

#4369DD #DD6A43 #B6DD43

monochromatic

#19368C #234AC0 #4369DD #7792E6 #ABBCF0

Accessibility & contrast

On white

4.88

#4369DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#4369DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4369DD

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4369DD	#FFFFFF	#000000	##FFFFFF
##4369DD	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1878E1

Deuteranopia (green-blind)

#006ADB

Tritanopia (blue-blind)

#008599

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4369dd;
/* rgb */ color: rgb(67, 105, 221);
/* oklch */ color: oklch(55.8% 0.182 266.7);

Tailwind

colors: {
  custom: {
    50: '#8993e8',
    500: '#4369dd',
    950: '#000000',
  },
}

SCSS

$custom: #4369dd;
$custom-light: #8993e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4369dd",
  "rgb": {
    "r": 67,
    "g": 105,
    "b": 221
  },
  "hsl": {
    "h": 225.195,
    "s": 69.369,
    "l": 56.471
  },
  "oklch": {
    "l": 0.5578,
    "c": 0.18234,
    "h": 266.7
  },
  "luminance": 0.16517
}

Semantic roles & 50–950 ramp

primary

#4369DD

secondary

#DECE9E

accent

#C13CEC

background

#F9F9FE

surface

#F1F1FD

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4369DD

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

Preview Lab → · Contrast checker → · Palette generator →