#437ACD#437ACD

#437ACD is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.3% C 0.141 H 258.5°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#437ACD
RGB	rgb(67, 122, 205)
HSL	hsl(216, 58%, 53%)
HSV	hsv(216, 67%, 80%)
CMYK	cmyk(67.3%, 40.5%, 0%, 19.6%)
CIE-LAB	lab(51.29, 8.79, -48.36)
CIE-LCH	lch(51.29, 49.15, 280.30°)
OKLab	oklab(58.26% -0.0281 -0.1378)
OKLCH	oklch(58.26% 0.141 258.5)
XYZ	xyz(20.2898, 19.5181, 60.4439)
Luminance	0.1952 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437ACD #CD9643

analogous

#43BFCD #437ACD #5143CD

triadic

#437ACD #CD437A #7ACD43

tetradic

#437ACD #CD43BF #CD9643 #43CD51

square

#437ACD #CD43BF #CD9643 #43CD51

split-complementary

#437ACD #CD5143 #BFCD43

monochromatic

#1F4276 #2C5DA7 #437ACD #739CDA #A4BEE7

Accessibility & contrast

On white

4.28

#437ACD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#437ACD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437ACD

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437ACD	#FFFFFF	#000000	##000000
##437ACD	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5481D0

Deuteranopia (green-blind)

#3F74CB

Tritanopia (blue-blind)

#008D99

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #437acd;
/* rgb */ color: rgb(67, 122, 205);
/* oklch */ color: oklch(58.3% 0.141 258.5);

Tailwind

colors: {
  custom: {
    50: '#86a0dd',
    500: '#437acd',
    950: '#000000',
  },
}

SCSS

$custom: #437acd;
$custom-light: #86a0dd;
$custom-dark: #000000;

JSON

{
  "hex": "#437acd",
  "rgb": {
    "r": 67,
    "g": 122,
    "b": 205
  },
  "hsl": {
    "h": 216.087,
    "s": 57.983,
    "l": 53.333
  },
  "oklch": {
    "l": 0.58256,
    "c": 0.14069,
    "h": 258.5
  },
  "luminance": 0.1952
}

Semantic roles & 50–950 ramp

primary

#437ACD

secondary

#D4BC98

accent

#A447E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #437ACD

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

Preview Lab → · Contrast checker → · Palette generator →