#3370A9#3370A9

#3370A9 is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 53.2% C 0.110 H 249.3°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#3370A9
RGB	rgb(51, 112, 169)
HSL	hsl(209, 54%, 43%)
HSV	hsv(209, 70%, 66%)
CMYK	cmyk(69.8%, 33.7%, 0%, 33.7%)
CIE-LAB	lab(45.85, -0.53, -36.25)
CIE-LCH	lch(45.85, 36.25, 269.16°)
OKLab	oklab(53.21% -0.0388 -0.1028)
OKLCH	oklch(53.21% 0.11 249.3)
XYZ	xyz(14.3182, 15.1552, 39.6991)
Luminance	0.1516 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3370A9 #A96C33

analogous

#33A9A7 #3370A9 #3335A9

triadic

#3370A9 #A93370 #70A933

tetradic

#3370A9 #A733A9 #A96C33 #35A933

square

#3370A9 #A733A9 #A96C33 #35A933

split-complementary

#3370A9 #A93335 #A9A733

monochromatic

#17324B #25517A #3370A9 #4F8FCA #7EADD8

Accessibility & contrast

On white

5.21

#3370A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#3370A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3370A9

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3370A9	#FFFFFF	#000000	##FFFFFF
##3370A9	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5773AB

Deuteranopia (green-blind)

#4668A8

Tritanopia (blue-blind)

#007D85

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3370a9;
/* rgb */ color: rgb(51, 112, 169);
/* oklch */ color: oklch(53.2% 0.110 249.3);

Tailwind

colors: {
  custom: {
    50: '#7998c3',
    500: '#3370a9',
    950: '#000000',
  },
}

SCSS

$custom: #3370a9;
$custom-light: #7998c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3370a9",
  "rgb": {
    "r": 51,
    "g": 112,
    "b": 169
  },
  "hsl": {
    "h": 208.983,
    "s": 53.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.53213,
    "c": 0.10987,
    "h": 249.3
  },
  "luminance": 0.15157
}

Semantic roles & 50–950 ramp

primary

#3370A9

secondary

#C19B77

accent

#914BDD

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #3370A9

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

Preview Lab → · Contrast checker → · Palette generator →