#437AE2#437AE2

#437AE2 is a mid, vivid blue. Relative luminance 0.206; OKLCH L 59.6% C 0.169 H 261.7°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#437AE2
RGB	rgb(67, 122, 226)
HSL	hsl(219, 73%, 57%)
HSV	hsv(219, 70%, 89%)
CMYK	cmyk(70.4%, 46%, 0%, 11.4%)
CIE-LAB	lab(52.51, 16.26, -58.27)
CIE-LCH	lch(52.51, 60.50, 285.59°)
OKLab	oklab(59.59% -0.0242 -0.167)
OKLCH	oklch(59.59% 0.169 261.7)
XYZ	xyz(22.9968, 20.6009, 74.7012)
Luminance	0.2060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437AE2 #E2AB43

analogous

#43CAE2 #437AE2 #5B43E2

triadic

#437AE2 #E2437A #7AE243

tetradic

#437AE2 #E243CA #E2AB43 #43E25B

square

#437AE2 #E243CA #E2AB43 #43E25B

split-complementary

#437AE2 #E25B43 #CAE243

monochromatic

#174294 #1F5AC9 #437AE2 #78A0EA #ADC5F2

Accessibility & contrast

On white

4.10

#437AE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#437AE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437AE2

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437AE2	#FFFFFF	#000000	##000000
##437AE2	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4485E6

Deuteranopia (green-blind)

#2076E0

Tritanopia (blue-blind)

#0092A3

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #437ae2;
/* rgb */ color: rgb(67, 122, 226);
/* oklch */ color: oklch(59.6% 0.169 261.7);

Tailwind

colors: {
  custom: {
    50: '#899fec',
    500: '#437ae2',
    950: '#000000',
  },
}

SCSS

$custom: #437ae2;
$custom-light: #899fec;
$custom-dark: #000000;

JSON

{
  "hex": "#437ae2",
  "rgb": {
    "r": 67,
    "g": 122,
    "b": 226
  },
  "hsl": {
    "h": 219.245,
    "s": 73.272,
    "l": 57.451
  },
  "oklch": {
    "l": 0.59594,
    "c": 0.16874,
    "h": 261.7
  },
  "luminance": 0.20603
}

Semantic roles & 50–950 ramp

primary

#437AE2

secondary

#E1CAA0

accent

#B038F0

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #437AE2

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

Preview Lab → · Contrast checker → · Palette generator →