#3377D5#3377D5

#3377D5 is a mid, vivid cyan. Relative luminance 0.187; OKLCH L 57.5% C 0.160 H 257.4°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3377D5
RGB	rgb(51, 119, 213)
HSL	hsl(215, 66%, 52%)
HSV	hsv(215, 76%, 84%)
CMYK	cmyk(76.1%, 44.1%, 0%, 16.5%)
CIE-LAB	lab(50.33, 11.32, -54.46)
CIE-LCH	lch(50.33, 55.62, 281.74°)
OKLab	oklab(57.51% -0.0349 -0.156)
OKLCH	oklch(57.51% 0.16 257.4)
XYZ	xyz(19.9679, 18.6993, 65.4948)
Luminance	0.1870 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3377D5 #D59133

analogous

#33C8D5 #3377D5 #4033D5

triadic

#3377D5 #D53377 #77D533

tetradic

#3377D5 #D533C8 #D59133 #33D540

square

#3377D5 #D533C8 #D59133 #33D540

split-complementary

#3377D5 #D54033 #C8D533

monochromatic

#183F75 #235BA8 #3377D5 #6699DF #99BBEA

Accessibility & contrast

On white

4.43

#3377D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#3377D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3377D5

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3377D5	#FFFFFF	#000000	##000000
##3377D5	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4780D9

Deuteranopia (green-blind)

#2671D3

Tritanopia (blue-blind)

#008D9B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3377d5;
/* rgb */ color: rgb(51, 119, 213);
/* oklch */ color: oklch(57.5% 0.160 257.4);

Tailwind

colors: {
  custom: {
    50: '#819de2',
    500: '#3377d5',
    950: '#000000',
  },
}

SCSS

$custom: #3377d5;
$custom-light: #819de2;
$custom-dark: #000000;

JSON

{
  "hex": "#3377d5",
  "rgb": {
    "r": 51,
    "g": 119,
    "b": 213
  },
  "hsl": {
    "h": 214.815,
    "s": 65.854,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57507,
    "c": 0.15991,
    "h": 257.4
  },
  "luminance": 0.18702
}

Semantic roles & 50–950 ramp

primary

#3377D5

secondary

#D5B88E

accent

#A23FE9

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3377D5

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

Preview Lab → · Contrast checker → · Palette generator →