#437EEA#437EEA

#437EEA is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.0% C 0.175 H 261.3°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#437EEA
RGB	rgb(67, 126, 234)
HSL	hsl(219, 80%, 59%)
HSV	hsv(219, 71%, 92%)
CMYK	cmyk(71.4%, 46.2%, 0%, 8.2%)
CIE-LAB	lab(54.08, 16.65, -60.23)
CIE-LCH	lch(54.08, 62.49, 285.46°)
OKLab	oklab(60.96% -0.0264 -0.1727)
OKLCH	oklch(60.96% 0.175 261.3)
XYZ	xyz(24.6216, 22.0529, 80.7850)
Luminance	0.2206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437EEA #EAAF43

analogous

#43D2EA #437EEA #5C43EA

triadic

#437EEA #EA437E #7EEA43

tetradic

#437EEA #EA43D2 #EAAF43 #43EA5C

square

#437EEA #EA43D2 #EAAF43 #43EA5C

split-complementary

#437EEA #EA5C43 #D2EA43

monochromatic

#1244A1 #185CD8 #437EEA #7AA4F0 #B1CAF6

Accessibility & contrast

On white

3.88

#437EEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#437EEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437EEA

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437EEA	#FFFFFF	#000000	##000000
##437EEA	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4589EE

Deuteranopia (green-blind)

#1D7AE8

Tritanopia (blue-blind)

#0097A9

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #437eea;
/* rgb */ color: rgb(67, 126, 234);
/* oklch */ color: oklch(61.0% 0.175 261.3);

Tailwind

colors: {
  custom: {
    50: '#8ba2f1',
    500: '#437eea',
    950: '#000000',
  },
}

SCSS

$custom: #437eea;
$custom-light: #8ba2f1;
$custom-dark: #000000;

JSON

{
  "hex": "#437eea",
  "rgb": {
    "r": 67,
    "g": 126,
    "b": 234
  },
  "hsl": {
    "h": 218.802,
    "s": 79.904,
    "l": 59.02
  },
  "oklch": {
    "l": 0.60959,
    "c": 0.17467,
    "h": 261.3
  },
  "luminance": 0.22056
}

Semantic roles & 50–950 ramp

primary

#437EEA

secondary

#E5CEA4

accent

#B131F6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0F17

muted

#7E7E85

Preview Lab

Preview with #437EEA

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

Preview Lab → · Contrast checker → · Palette generator →