#3375B7#3375B7

#3375B7 is a mid, vivid cyan. Relative luminance 0.168; OKLCH L 55.2% C 0.123 H 251.1°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3375B7
RGB	rgb(51, 117, 183)
HSL	hsl(210, 56%, 46%)
HSV	hsv(210, 72%, 72%)
CMYK	cmyk(72.1%, 36.1%, 0%, 28.2%)
CIE-LAB	lab(48.06, 1.49, -40.90)
CIE-LCH	lch(48.06, 40.92, 272.09°)
OKLab	oklab(55.19% -0.0399 -0.1163)
OKLCH	oklch(55.19% 0.123 251.1)
XYZ	xyz(16.2706, 16.8435, 47.1842)
Luminance	0.1684 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3375B7 #B77533

analogous

#33B7B7 #3375B7 #3333B7

triadic

#3375B7 #B73375 #75B733

tetradic

#3375B7 #B733B7 #B77533 #33B733

square

#3375B7 #B733B7 #B77533 #33B733

split-complementary

#3375B7 #B73333 #B7B733

monochromatic

#183857 #265687 #3375B7 #5794D0 #87B2DE

Accessibility & contrast

On white

4.81

#3375B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3375B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3375B7

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3375B7	#FFFFFF	#000000	##FFFFFF
##3375B7	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5779BA

Deuteranopia (green-blind)

#446CB6

Tritanopia (blue-blind)

#00858D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3375b7;
/* rgb */ color: rgb(51, 117, 183);
/* oklch */ color: oklch(55.2% 0.123 251.1);

Tailwind

colors: {
  custom: {
    50: '#7b9ccd',
    500: '#3375b7',
    950: '#000000',
  },
}

SCSS

$custom: #3375b7;
$custom-light: #7b9ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#3375b7",
  "rgb": {
    "r": 51,
    "g": 117,
    "b": 183
  },
  "hsl": {
    "h": 210,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.55189,
    "c": 0.12294,
    "h": 251.1
  },
  "luminance": 0.16845
}

Semantic roles & 50–950 ramp

primary

#3375B7

secondary

#C7A37F

accent

#9448E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3375B7

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

Preview Lab → · Contrast checker → · Palette generator →