#3375D0#3375D0

#3375D0 is a mid, vivid cyan. Relative luminance 0.180; OKLCH L 56.7% C 0.156 H 257.3°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3375D0
RGB	rgb(51, 117, 208)
HSL	hsl(215, 63%, 51%)
HSV	hsv(215, 75%, 82%)
CMYK	cmyk(75.5%, 43.8%, 0%, 18.4%)
CIE-LAB	lab(49.47, 10.71, -53.00)
CIE-LCH	lch(49.47, 54.07, 281.42°)
OKLab	oklab(56.74% -0.0342 -0.1518)
OKLCH	oklch(56.74% 0.156 257.3)
XYZ	xyz(19.1075, 17.9783, 62.1254)
Luminance	0.1798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3375D0 #D08E33

analogous

#33C4D0 #3375D0 #3F33D0

triadic

#3375D0 #D03375 #75D033

tetradic

#3375D0 #D033C4 #D08E33 #33D03F

square

#3375D0 #D033C4 #D08E33 #33D03F

split-complementary

#3375D0 #D03F33 #C4D033

monochromatic

#1A3D6F #2559A1 #3375D0 #6597DB #96B8E7

Accessibility & contrast

On white

4.57

#3375D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#3375D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3375D0

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3375D0	#FFFFFF	#000000	##000000
##3375D0	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#477DD3

Deuteranopia (green-blind)

#286FCE

Tritanopia (blue-blind)

#008A98

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3375d0;
/* rgb */ color: rgb(51, 117, 208);
/* oklch */ color: oklch(56.7% 0.156 257.3);

Tailwind

colors: {
  custom: {
    50: '#809cdf',
    500: '#3375d0',
    950: '#000000',
  },
}

SCSS

$custom: #3375d0;
$custom-light: #809cdf;
$custom-dark: #000000;

JSON

{
  "hex": "#3375d0",
  "rgb": {
    "r": 51,
    "g": 117,
    "b": 208
  },
  "hsl": {
    "h": 214.777,
    "s": 62.55,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56742,
    "c": 0.15562,
    "h": 257.3
  },
  "luminance": 0.1798
}

Semantic roles & 50–950 ramp

primary

#3375D0

secondary

#D2B58D

accent

#A142E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3375D0

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

Preview Lab → · Contrast checker → · Palette generator →