#3471CB#3471CB

#3471CB is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.6% C 0.153 H 258.3°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3471CB
RGB	rgb(52, 113, 203)
HSL	hsl(216, 59%, 50%)
HSV	hsv(216, 74%, 80%)
CMYK	cmyk(74.4%, 44.3%, 0%, 20.4%)
CIE-LAB	lab(48.07, 11.48, -52.39)
CIE-LCH	lch(48.07, 53.63, 282.36°)
OKLab	oklab(55.57% -0.0311 -0.1501)
OKLCH	oklch(55.57% 0.153 258.3)
XYZ	xyz(18.0969, 16.8501, 58.7870)
Luminance	0.1685 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3471CB #CB8E34

analogous

#34BCCB #3471CB #4334CB

triadic

#3471CB #CB3471 #71CB34

tetradic

#3471CB #CB34BC #CB8E34 #34CB43

square

#3471CB #CB34BC #CB8E34 #34CB43

split-complementary

#3471CB #CB4334 #BCCB34

monochromatic

#1B3B6A #28569A #3471CB #6593D7 #95B5E4

Accessibility & contrast

On white

4.81

#3471CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3471CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3471CB

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3471CB	#FFFFFF	#000000	##FFFFFF
##3471CB	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#437ACE

Deuteranopia (green-blind)

#256CC9

Tritanopia (blue-blind)

#008694

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3471cb;
/* rgb */ color: rgb(52, 113, 203);
/* oklch */ color: oklch(55.6% 0.153 258.3);

Tailwind

colors: {
  custom: {
    50: '#7f99db',
    500: '#3471cb',
    950: '#000000',
  },
}

SCSS

$custom: #3471cb;
$custom-light: #7f99db;
$custom-dark: #000000;

JSON

{
  "hex": "#3471cb",
  "rgb": {
    "r": 52,
    "g": 113,
    "b": 203
  },
  "hsl": {
    "h": 215.762,
    "s": 59.216,
    "l": 50
  },
  "oklch": {
    "l": 0.55572,
    "c": 0.15325,
    "h": 258.3
  },
  "luminance": 0.16852
}

Semantic roles & 50–950 ramp

primary

#3471CB

secondary

#CFB48C

accent

#A345E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3471CB

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

Preview Lab → · Contrast checker → · Palette generator →