#437BEA#437BEA

#437BEA is a mid, vivid blue. Relative luminance 0.213; OKLCH L 60.3% C 0.178 H 262.3°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#437BEA
RGB	rgb(67, 123, 234)
HSL	hsl(220, 80%, 59%)
HSV	hsv(220, 71%, 92%)
CMYK	cmyk(71.4%, 47.4%, 0%, 8.2%)
CIE-LAB	lab(53.27, 18.50, -61.53)
CIE-LCH	lch(53.27, 64.25, 286.74°)
OKLab	oklab(60.34% -0.0239 -0.1765)
OKLCH	oklch(60.34% 0.178 262.3)
XYZ	xyz(24.2437, 21.2971, 80.6590)
Luminance	0.2130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437BEA #EAB243

analogous

#43CFEA #437BEA #5F43EA

triadic

#437BEA #EA437B #7BEA43

tetradic

#437BEA #EA43CF #EAB243 #43EA5F

square

#437BEA #EA43CF #EAB243 #43EA5F

split-complementary

#437BEA #EA5F43 #CFEA43

monochromatic

#1242A1 #1858D8 #437BEA #7AA2F0 #B1C8F6

Accessibility & contrast

On white

3.99

#437BEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#437BEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437BEA

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437BEA	#FFFFFF	#000000	##000000
##437BEA	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E87EE

Deuteranopia (green-blind)

#0C78E8

Tritanopia (blue-blind)

#0095A7

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #437bea;
/* rgb */ color: rgb(67, 123, 234);
/* oklch */ color: oklch(60.3% 0.178 262.3);

Tailwind

colors: {
  custom: {
    50: '#8ba0f1',
    500: '#437bea',
    950: '#000000',
  },
}

SCSS

$custom: #437bea;
$custom-light: #8ba0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#437bea",
  "rgb": {
    "r": 67,
    "g": 123,
    "b": 234
  },
  "hsl": {
    "h": 219.88,
    "s": 79.904,
    "l": 59.02
  },
  "oklch": {
    "l": 0.60338,
    "c": 0.17815,
    "h": 262.3
  },
  "luminance": 0.213
}

Semantic roles & 50–950 ramp

primary

#437BEA

secondary

#E5CFA4

accent

#B431F6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E17

muted

#7E7E85

Preview Lab

Preview with #437BEA

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

Preview Lab → · Contrast checker → · Palette generator →