#437ADC#437ADC

#437ADC is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.2% C 0.161 H 261.0°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#437ADC
RGB	rgb(67, 122, 220)
HSL	hsl(218, 69%, 56%)
HSV	hsv(218, 70%, 86%)
CMYK	cmyk(69.5%, 44.5%, 0%, 13.7%)
CIE-LAB	lab(52.15, 14.12, -55.48)
CIE-LCH	lch(52.15, 57.25, 284.28°)
OKLab	oklab(59.2% -0.0252 -0.1588)
OKLCH	oklch(59.2% 0.161 261)
XYZ	xyz(22.1879, 20.2774, 70.4409)
Luminance	0.2028 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437ADC #DCA543

analogous

#43C7DC #437ADC #5943DC

triadic

#437ADC #DC437A #7ADC43

tetradic

#437ADC #DC43C7 #DCA543 #43DC59

square

#437ADC #DC43C7 #DCA543 #43DC59

split-complementary

#437ADC #DC5943 #C7DC43

monochromatic

#1A428B #235BBE #437ADC #779FE6 #AAC3EF

Accessibility & contrast

On white

4.15

#437ADC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#437ADC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437ADC

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437ADC	#FFFFFF	#000000	##000000
##437ADC	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4984E0

Deuteranopia (green-blind)

#2C76DA

Tritanopia (blue-blind)

#0091A0

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #437adc;
/* rgb */ color: rgb(67, 122, 220);
/* oklch */ color: oklch(59.2% 0.161 261.0);

Tailwind

colors: {
  custom: {
    50: '#889fe7',
    500: '#437adc',
    950: '#000000',
  },
}

SCSS

$custom: #437adc;
$custom-light: #889fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#437adc",
  "rgb": {
    "r": 67,
    "g": 122,
    "b": 220
  },
  "hsl": {
    "h": 218.431,
    "s": 68.61,
    "l": 56.275
  },
  "oklch": {
    "l": 0.59201,
    "c": 0.16075,
    "h": 261
  },
  "luminance": 0.2028
}

Semantic roles & 50–950 ramp

primary

#437ADC

secondary

#DDC69E

accent

#AD3CEB

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #437ADC

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

Preview Lab → · Contrast checker → · Palette generator →