#3177AB#3177AB

#3177AB is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.9% C 0.107 H 244.2°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3177AB
RGB	rgb(49, 119, 171)
HSL	hsl(206, 55%, 43%)
HSV	hsv(206, 71%, 67%)
CMYK	cmyk(71.3%, 30.4%, 0%, 32.9%)
CIE-LAB	lab(47.99, -4.35, -34.05)
CIE-LCH	lch(47.99, 34.33, 262.72°)
OKLab	oklab(54.91% -0.0466 -0.0963)
OKLCH	oklch(54.91% 0.107 244.2)
XYZ	xyz(15.2113, 16.7852, 40.9584)
Luminance	0.1679 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3177AB #AB6531

analogous

#31ABA2 #3177AB #313AAB

triadic

#3177AB #AB3177 #77AB31

tetradic

#3177AB #A231AB #AB6531 #3AAB31

square

#3177AB #A231AB #AB6531 #3AAB31

split-complementary

#3177AB #AB313A #ABA231

monochromatic

#16354C #23567B #3177AB #4D96CC #7DB2DA

Accessibility & contrast

On white

4.82

#3177AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3177AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3177AB

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3177AB	#FFFFFF	#000000	##FFFFFF
##3177AB	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F78AD

Deuteranopia (green-blind)

#4F6DAA

Tritanopia (blue-blind)

#008489

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3177ab;
/* rgb */ color: rgb(49, 119, 171);
/* oklch */ color: oklch(54.9% 0.107 244.2);

Tailwind

colors: {
  custom: {
    50: '#789ec4',
    500: '#3177ab',
    950: '#000000',
  },
}

SCSS

$custom: #3177ab;
$custom-light: #789ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#3177ab",
  "rgb": {
    "r": 49,
    "g": 119,
    "b": 171
  },
  "hsl": {
    "h": 205.574,
    "s": 55.455,
    "l": 43.137
  },
  "oklch": {
    "l": 0.54914,
    "c": 0.107,
    "h": 244.2
  },
  "luminance": 0.16787
}

Semantic roles & 50–950 ramp

primary

#3177AB

secondary

#C29675

accent

#8949DF

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3177AB

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

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