#3775AC#3775AC

#3775AC is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.7% C 0.107 H 247.9°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#3775AC
RGB	rgb(55, 117, 172)
HSL	hsl(208, 52%, 45%)
HSV	hsv(208, 68%, 67%)
CMYK	cmyk(68%, 32%, 0%, 32.5%)
CIE-LAB	lab(47.64, -1.84, -35.17)
CIE-LCH	lch(47.64, 35.22, 267.01°)
OKLab	oklab(54.71% -0.0403 -0.0995)
OKLCH	oklch(54.71% 0.107 247.9)
XYZ	xyz(15.3804, 16.5118, 41.3982)
Luminance	0.1651 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3775AC #AC6E37

analogous

#37ACA9 #3775AC #373BAC

triadic

#3775AC #AC3775 #75AC37

tetradic

#3775AC #A937AC #AC6E37 #3BAC37

square

#3775AC #A937AC #AC6E37 #3BAC37

split-complementary

#3775AC #AC373B #ACA937

monochromatic

#19364F #28557E #3775AC #5794C9 #85B1D8

Accessibility & contrast

On white

4.88

#3775AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3775AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3775AC

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3775AC	#FFFFFF	#000000	##FFFFFF
##3775AC	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D77AE

Deuteranopia (green-blind)

#4C6CAB

Tritanopia (blue-blind)

#008289

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3775ac;
/* rgb */ color: rgb(55, 117, 172);
/* oklch */ color: oklch(54.7% 0.107 247.9);

Tailwind

colors: {
  custom: {
    50: '#7b9cc5',
    500: '#3775ac',
    950: '#000000',
  },
}

SCSS

$custom: #3775ac;
$custom-light: #7b9cc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3775ac",
  "rgb": {
    "r": 55,
    "g": 117,
    "b": 172
  },
  "hsl": {
    "h": 208.205,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.54712,
    "c": 0.10738,
    "h": 247.9
  },
  "luminance": 0.16513
}

Semantic roles & 50–950 ramp

primary

#3775AC

secondary

#C29D7D

accent

#904DDB

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3775AC

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

Preview Lab → · Contrast checker → · Palette generator →