#3370AF#3370AF

#3370AF is a mid, moderate cyan. Relative luminance 0.154; OKLCH L 53.6% C 0.118 H 251.6°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#3370AF
RGB	rgb(51, 112, 175)
HSL	hsl(210, 55%, 44%)
HSV	hsv(210, 71%, 69%)
CMYK	cmyk(70.9%, 36%, 0%, 31.4%)
CIE-LAB	lab(46.16, 1.64, -39.26)
CIE-LCH	lch(46.16, 39.30, 272.40°)
OKLab	oklab(53.56% -0.0372 -0.1116)
OKLCH	oklch(53.56% 0.118 251.6)
XYZ	xyz(14.8944, 15.3857, 42.7339)
Luminance	0.1539 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3370AF #AF7233

analogous

#33AEAF #3370AF #3433AF

triadic

#3370AF #AF3370 #70AF33

tetradic

#3370AF #AF33AE #AF7233 #33AF34

square

#3370AF #AF33AE #AF7233 #33AF34

split-complementary

#3370AF #AF3433 #AEAF33

monochromatic

#173350 #255280 #3370AF #528FCD #82ADDB

Accessibility & contrast

On white

5.15

#3370AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#3370AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3370AF

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3370AF	#FFFFFF	#000000	##FFFFFF
##3370AF	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5474B2

Deuteranopia (green-blind)

#4268AE

Tritanopia (blue-blind)

#007F87

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3370af;
/* rgb */ color: rgb(51, 112, 175);
/* oklch */ color: oklch(53.6% 0.118 251.6);

Tailwind

colors: {
  custom: {
    50: '#7a98c7',
    500: '#3370af',
    950: '#000000',
  },
}

SCSS

$custom: #3370af;
$custom-light: #7a98c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3370af",
  "rgb": {
    "r": 51,
    "g": 112,
    "b": 175
  },
  "hsl": {
    "h": 210.484,
    "s": 54.867,
    "l": 44.314
  },
  "oklch": {
    "l": 0.5356,
    "c": 0.1176,
    "h": 251.6
  },
  "luminance": 0.15387
}

Semantic roles & 50–950 ramp

primary

#3370AF

secondary

#C49F7A

accent

#954ADE

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3370AF

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

Preview Lab → · Contrast checker → · Palette generator →