#3377AD#3377AD

#3377AD is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.1% C 0.109 H 245.7°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3377AD
RGB	rgb(51, 119, 173)
HSL	hsl(207, 54%, 44%)
HSV	hsv(207, 71%, 68%)
CMYK	cmyk(70.5%, 31.2%, 0%, 32.2%)
CIE-LAB	lab(48.15, -3.33, -34.96)
CIE-LCH	lch(48.15, 35.11, 264.56°)
OKLab	oklab(55.09% -0.0448 -0.0989)
OKLCH	oklch(55.09% 0.109 245.7)
XYZ	xyz(15.5020, 16.9129, 41.9746)
Luminance	0.1691 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3377AD #AD6933

analogous

#33ADA6 #3377AD #333AAD

triadic

#3377AD #AD3377 #77AD33

tetradic

#3377AD #A633AD #AD6933 #3AAD33

square

#3377AD #A633AD #AD6933 #3AAD33

split-complementary

#3377AD #AD333A #ADA633

monochromatic

#17364E #25567E #3377AD #5196CC #81B2DA

Accessibility & contrast

On white

4.79

#3377AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#3377AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3377AD

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3377AD	#FFFFFF	#000000	##FFFFFF
##3377AD	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F79AF

Deuteranopia (green-blind)

#4E6DAC

Tritanopia (blue-blind)

#00848A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3377ad;
/* rgb */ color: rgb(51, 119, 173);
/* oklch */ color: oklch(55.1% 0.109 245.7);

Tailwind

colors: {
  custom: {
    50: '#799ec5',
    500: '#3377ad',
    950: '#000000',
  },
}

SCSS

$custom: #3377ad;
$custom-light: #799ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#3377ad",
  "rgb": {
    "r": 51,
    "g": 119,
    "b": 173
  },
  "hsl": {
    "h": 206.557,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.55092,
    "c": 0.10857,
    "h": 245.7
  },
  "luminance": 0.16915
}

Semantic roles & 50–950 ramp

primary

#3377AD

secondary

#C39A79

accent

#8B4ADE

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3377AD

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

Preview Lab → · Contrast checker → · Palette generator →