#3377B6#3377B6

#3377B6 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.6% C 0.120 H 249.4°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#3377B6
RGB	rgb(51, 119, 182)
HSL	hsl(209, 56%, 46%)
HSV	hsv(209, 72%, 71%)
CMYK	cmyk(72%, 34.6%, 0%, 28.6%)
CIE-LAB	lab(48.60, -0.09, -39.46)
CIE-LCH	lch(48.60, 39.46, 269.88°)
OKLab	oklab(55.6% -0.0421 -0.1121)
OKLCH	oklch(55.6% 0.12 249.4)
XYZ	xyz(16.4024, 17.2730, 46.7165)
Luminance	0.1727 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3377B6 #B67233

analogous

#33B6B3 #3377B6 #3335B6

triadic

#3377B6 #B63377 #77B633

tetradic

#3377B6 #B333B6 #B67233 #35B633

square

#3377B6 #B333B6 #B67233 #35B633

split-complementary

#3377B6 #B63335 #B6B333

monochromatic

#183856 #265886 #3377B6 #5695D0 #86B3DD

Accessibility & contrast

On white

4.71

#3377B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#3377B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3377B6

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3377B6	#FFFFFF	#000000	##FFFFFF
##3377B6	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A7AB9

Deuteranopia (green-blind)

#486EB5

Tritanopia (blue-blind)

#00868E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3377b6;
/* rgb */ color: rgb(51, 119, 182);
/* oklch */ color: oklch(55.6% 0.120 249.4);

Tailwind

colors: {
  custom: {
    50: '#7b9dcc',
    500: '#3377b6',
    950: '#000000',
  },
}

SCSS

$custom: #3377b6;
$custom-light: #7b9dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3377b6",
  "rgb": {
    "r": 51,
    "g": 119,
    "b": 182
  },
  "hsl": {
    "h": 208.855,
    "s": 56.223,
    "l": 45.686
  },
  "oklch": {
    "l": 0.55596,
    "c": 0.11972,
    "h": 249.4
  },
  "luminance": 0.17275
}

Semantic roles & 50–950 ramp

primary

#3377B6

secondary

#C7A17E

accent

#9148E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3377B6

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

Preview Lab → · Contrast checker → · Palette generator →