#437CCD#437CCD

#437CCD is a mid, vivid blue. Relative luminance 0.200; OKLCH L 58.7% C 0.138 H 257.5°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#437CCD
RGB	rgb(67, 124, 205)
HSL	hsl(215, 58%, 53%)
HSV	hsv(215, 67%, 80%)
CMYK	cmyk(67.3%, 39.5%, 0%, 19.6%)
CIE-LAB	lab(51.85, 7.57, -47.46)
CIE-LCH	lch(51.85, 48.06, 279.06°)
OKLab	oklab(58.7% -0.0301 -0.1352)
OKLCH	oklch(58.7% 0.138 257.5)
XYZ	xyz(20.5379, 20.0143, 60.5266)
Luminance	0.2002 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437CCD #CD9443

analogous

#43C1CD #437CCD #4F43CD

triadic

#437CCD #CD437C #7CCD43

tetradic

#437CCD #CD43C1 #CD9443 #43CD4F

square

#437CCD #CD43C1 #CD9443 #43CD4F

split-complementary

#437CCD #CD4F43 #C1CD43

monochromatic

#1F4376 #2C5FA7 #437CCD #739EDA #A4BFE7

Accessibility & contrast

On white

4.20

#437CCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#437CCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #437CCD

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437CCD	#FFFFFF	#000000	##000000
##437CCD	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5783D0

Deuteranopia (green-blind)

#4276CB

Tritanopia (blue-blind)

#008F9A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #437ccd;
/* rgb */ color: rgb(67, 124, 205);
/* oklch */ color: oklch(58.7% 0.138 257.5);

Tailwind

colors: {
  custom: {
    50: '#86a1dd',
    500: '#437ccd',
    950: '#000000',
  },
}

SCSS

$custom: #437ccd;
$custom-light: #86a1dd;
$custom-dark: #000000;

JSON

{
  "hex": "#437ccd",
  "rgb": {
    "r": 67,
    "g": 124,
    "b": 205
  },
  "hsl": {
    "h": 215.217,
    "s": 57.983,
    "l": 53.333
  },
  "oklch": {
    "l": 0.58695,
    "c": 0.13848,
    "h": 257.5
  },
  "luminance": 0.20016
}

Semantic roles & 50–950 ramp

primary

#437CCD

secondary

#D4BB98

accent

#A147E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #437CCD

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

Preview Lab → · Contrast checker → · Palette generator →