#3371AA#3371AA

#3371AA is a mid, moderate cyan. Relative luminance 0.154; OKLCH L 53.5% C 0.110 H 249.0°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#3371AA
RGB	rgb(51, 113, 170)
HSL	hsl(209, 54%, 43%)
HSV	hsv(209, 70%, 67%)
CMYK	cmyk(70%, 33.5%, 0%, 33.3%)
CIE-LAB	lab(46.20, -0.78, -36.28)
CIE-LCH	lch(46.20, 36.29, 268.76°)
OKLab	oklab(53.51% -0.0396 -0.1028)
OKLCH	oklch(53.51% 0.11 249)
XYZ	xyz(14.5233, 15.4148, 40.2324)
Luminance	0.1542 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3371AA #AA6C33

analogous

#33AAA7 #3371AA #3336AA

triadic

#3371AA #AA3371 #71AA33

tetradic

#3371AA #A733AA #AA6C33 #36AA33

square

#3371AA #A733AA #AA6C33 #36AA33

split-complementary

#3371AA #AA3336 #AAA733

monochromatic

#17324C #25527B #3371AA #5090CA #7FAED9

Accessibility & contrast

On white

5.14

#3371AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#3371AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3371AA

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3371AA	#FFFFFF	#000000	##FFFFFF
##3371AA	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5874AC

Deuteranopia (green-blind)

#4768A9

Tritanopia (blue-blind)

#007F86

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3371aa;
/* rgb */ color: rgb(51, 113, 170);
/* oklch */ color: oklch(53.5% 0.110 249.0);

Tailwind

colors: {
  custom: {
    50: '#7999c3',
    500: '#3371aa',
    950: '#000000',
  },
}

SCSS

$custom: #3371aa;
$custom-light: #7999c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3371aa",
  "rgb": {
    "r": 51,
    "g": 113,
    "b": 170
  },
  "hsl": {
    "h": 208.739,
    "s": 53.846,
    "l": 43.333
  },
  "oklch": {
    "l": 0.53505,
    "c": 0.1102,
    "h": 249
  },
  "luminance": 0.15416
}

Semantic roles & 50–950 ramp

primary

#3371AA

secondary

#C29B77

accent

#914BDD

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #3371AA

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

Preview Lab → · Contrast checker → · Palette generator →