#3A72CD#3A72CD

#3A72CD is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.1% C 0.153 H 259.7°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3A72CD
RGB	rgb(58, 114, 205)
HSL	hsl(217, 60%, 52%)
HSV	hsv(217, 72%, 80%)
CMYK	cmyk(71.7%, 44.4%, 0%, 19.6%)
CIE-LAB	lab(48.69, 12.39, -52.54)
CIE-LCH	lch(48.69, 53.98, 283.27°)
OKLab	oklab(56.15% -0.0274 -0.1504)
OKLCH	oklch(56.15% 0.153 259.7)
XYZ	xyz(18.7777, 17.3399, 60.1031)
Luminance	0.1734 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A72CD #CD953A

analogous

#3ABCCD #3A72CD #4C3ACD

triadic

#3A72CD #CD3A72 #72CD3A

tetradic

#3A72CD #CD3ABC #CD953A #3ACD4C

square

#3A72CD #CD3ABC #CD953A #3ACD4C

split-complementary

#3A72CD #CD4C3A #BCCD3A

monochromatic

#1C3C70 #2957A1 #3A72CD #6B95D9 #9CB8E6

Accessibility & contrast

On white

4.70

#3A72CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3A72CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A72CD

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A72CD	#FFFFFF	#000000	##FFFFFF
##3A72CD	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#447BD0

Deuteranopia (green-blind)

#286DCB

Tritanopia (blue-blind)

#008795

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3a72cd;
/* rgb */ color: rgb(58, 114, 205);
/* oklch */ color: oklch(56.1% 0.153 259.7);

Tailwind

colors: {
  custom: {
    50: '#829add',
    500: '#3a72cd',
    950: '#000000',
  },
}

SCSS

$custom: #3a72cd;
$custom-light: #829add;
$custom-dark: #000000;

JSON

{
  "hex": "#3a72cd",
  "rgb": {
    "r": 58,
    "g": 114,
    "b": 205
  },
  "hsl": {
    "h": 217.143,
    "s": 59.514,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56145,
    "c": 0.15286,
    "h": 259.7
  },
  "luminance": 0.17342
}

Semantic roles & 50–950 ramp

primary

#3A72CD

secondary

#D2B991

accent

#A745E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3A72CD

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

Preview Lab → · Contrast checker → · Palette generator →