#437ADD#437ADD

#437ADD is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.3% C 0.162 H 261.1°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#437ADD
RGB	rgb(67, 122, 221)
HSL	hsl(219, 69%, 56%)
HSV	hsv(219, 70%, 87%)
CMYK	cmyk(69.7%, 44.8%, 0%, 13.3%)
CIE-LAB	lab(52.21, 14.48, -55.94)
CIE-LCH	lch(52.21, 57.79, 284.51°)
OKLab	oklab(59.27% -0.0251 -0.1601)
OKLCH	oklch(59.27% 0.162 261.1)
XYZ	xyz(22.3207, 20.3305, 71.1404)
Luminance	0.2033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437ADD #DDA643

analogous

#43C7DD #437ADD #5943DD

triadic

#437ADD #DD437A #7ADD43

tetradic

#437ADD #DD43C7 #DDA643 #43DD59

square

#437ADD #DD43C7 #DDA643 #43DD59

split-complementary

#437ADD #DD5943 #C7DD43

monochromatic

#19428C #235BC0 #437ADD #779FE6 #ABC3F0

Accessibility & contrast

On white

4.14

#437ADD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#437ADD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437ADD

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437ADD	#FFFFFF	#000000	##000000
##437ADD	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4884E1

Deuteranopia (green-blind)

#2A76DB

Tritanopia (blue-blind)

#0091A1

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #437add;
/* rgb */ color: rgb(67, 122, 221);
/* oklch */ color: oklch(59.3% 0.162 261.1);

Tailwind

colors: {
  custom: {
    50: '#889fe8',
    500: '#437add',
    950: '#000000',
  },
}

SCSS

$custom: #437add;
$custom-light: #889fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#437add",
  "rgb": {
    "r": 67,
    "g": 122,
    "b": 221
  },
  "hsl": {
    "h": 218.571,
    "s": 69.369,
    "l": 56.471
  },
  "oklch": {
    "l": 0.59266,
    "c": 0.16209,
    "h": 261.1
  },
  "luminance": 0.20333
}

Semantic roles & 50–950 ramp

primary

#437ADD

secondary

#DEC79E

accent

#AD3CEC

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #437ADD

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

Preview Lab → · Contrast checker → · Palette generator →