#3370A6#3370A6

#3370A6 is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 53.0% C 0.106 H 248.0°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#3370A6
RGB	rgb(51, 112, 166)
HSL	hsl(208, 53%, 43%)
HSV	hsv(208, 69%, 65%)
CMYK	cmyk(69.3%, 32.5%, 0%, 34.9%)
CIE-LAB	lab(45.69, -1.61, -34.73)
CIE-LCH	lch(45.69, 34.77, 267.34°)
OKLab	oklab(53.04% -0.0397 -0.0983)
OKLCH	oklch(53.04% 0.106 248)
XYZ	xyz(14.0398, 15.0438, 38.2328)
Luminance	0.1505 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3370A6 #A66933

analogous

#33A6A2 #3370A6 #3337A6

triadic

#3370A6 #A63370 #70A633

tetradic

#3370A6 #A233A6 #A66933 #37A633

square

#3370A6 #A233A6 #A66933 #37A633

split-complementary

#3370A6 #A63337 #A6A233

monochromatic

#163148 #255077 #3370A6 #4E8FC9 #7CACD7

Accessibility & contrast

On white

5.24

#3370A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#3370A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3370A6

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3370A6	#FFFFFF	#000000	##FFFFFF
##3370A6	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5872A8

Deuteranopia (green-blind)

#4867A5

Tritanopia (blue-blind)

#007D83

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3370a6;
/* rgb */ color: rgb(51, 112, 166);
/* oklch */ color: oklch(53.0% 0.106 248.0);

Tailwind

colors: {
  custom: {
    50: '#7898c0',
    500: '#3370a6',
    950: '#000000',
  },
}

SCSS

$custom: #3370a6;
$custom-light: #7898c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3370a6",
  "rgb": {
    "r": 51,
    "g": 112,
    "b": 166
  },
  "hsl": {
    "h": 208.174,
    "s": 52.995,
    "l": 42.549
  },
  "oklch": {
    "l": 0.53044,
    "c": 0.10606,
    "h": 248
  },
  "luminance": 0.15045
}

Semantic roles & 50–950 ramp

primary

#3370A6

secondary

#C09875

accent

#8F4BDC

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #3370A6

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

Preview Lab → · Contrast checker → · Palette generator →