#3772B7#3772B7

#3772B7 is a mid, vivid cyan. Relative luminance 0.163; OKLCH L 54.6% C 0.125 H 254.0°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#3772B7
RGB	rgb(55, 114, 183)
HSL	hsl(212, 54%, 47%)
HSV	hsv(212, 70%, 72%)
CMYK	cmyk(69.9%, 37.7%, 0%, 28.2%)
CIE-LAB	lab(47.32, 3.94, -42.06)
CIE-LCH	lch(47.32, 42.25, 275.35°)
OKLab	oklab(54.65% -0.0343 -0.1197)
OKLCH	oklch(54.65% 0.125 254)
XYZ	xyz(16.1370, 16.2640, 47.0794)
Luminance	0.1627 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3772B7 #B77C37

analogous

#37B2B7 #3772B7 #3C37B7

triadic

#3772B7 #B73772 #72B737

tetradic

#3772B7 #B737B2 #B77C37 #37B73C

square

#3772B7 #B737B2 #B77C37 #37B73C

split-complementary

#3772B7 #B73C37 #B2B737

monochromatic

#1B3759 #295588 #3772B7 #5D91CE #8CB1DC

Accessibility & contrast

On white

4.94

#3772B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#3772B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3772B7

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3772B7	#FFFFFF	#000000	##FFFFFF
##3772B7	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5377BA

Deuteranopia (green-blind)

#406BB6

Tritanopia (blue-blind)

#00828C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3772b7;
/* rgb */ color: rgb(55, 114, 183);
/* oklch */ color: oklch(54.6% 0.125 254.0);

Tailwind

colors: {
  custom: {
    50: '#7d9acd',
    500: '#3772b7',
    950: '#000000',
  },
}

SCSS

$custom: #3772b7;
$custom-light: #7d9acd;
$custom-dark: #000000;

JSON

{
  "hex": "#3772b7",
  "rgb": {
    "r": 55,
    "g": 114,
    "b": 183
  },
  "hsl": {
    "h": 212.344,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.54647,
    "c": 0.12451,
    "h": 254
  },
  "luminance": 0.16266
}

Semantic roles & 50–950 ramp

primary

#3772B7

secondary

#C7A883

accent

#9A4BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3772B7

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

Preview Lab → · Contrast checker → · Palette generator →