#3177CE#3177CE

#3177CE is a mid, vivid cyan. Relative luminance 0.183; OKLCH L 57.0% C 0.151 H 255.6°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#3177CE
RGB	rgb(49, 119, 206)
HSL	hsl(213, 62%, 50%)
HSV	hsv(213, 76%, 81%)
CMYK	cmyk(76.2%, 42.2%, 0%, 19.2%)
CIE-LAB	lab(49.86, 8.48, -51.25)
CIE-LCH	lch(49.86, 51.94, 279.40°)
OKLab	oklab(56.99% -0.0375 -0.1466)
OKLCH	oklch(56.99% 0.151 255.6)
XYZ	xyz(18.9999, 18.3006, 60.9116)
Luminance	0.1830 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3177CE #CE8831

analogous

#31C6CE #3177CE #3931CE

triadic

#3177CE #CE3177 #77CE31

tetradic

#3177CE #CE31C6 #CE8831 #31CE39

square

#3177CE #CE31C6 #CE8831 #31CE39

split-complementary

#3177CE #CE3931 #C6CE31

monochromatic

#193E6B #255A9D #3177CE #6298DA #94B8E6

Accessibility & contrast

On white

4.51

#3177CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#3177CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3177CE

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3177CE	#FFFFFF	#000000	##000000
##3177CE	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7ED1

Deuteranopia (green-blind)

#3070CC

Tritanopia (blue-blind)

#008C98

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3177ce;
/* rgb */ color: rgb(49, 119, 206);
/* oklch */ color: oklch(57.0% 0.151 255.6);

Tailwind

colors: {
  custom: {
    50: '#7f9ddd',
    500: '#3177ce',
    950: '#000000',
  },
}

SCSS

$custom: #3177ce;
$custom-light: #7f9ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#3177ce",
  "rgb": {
    "r": 49,
    "g": 119,
    "b": 206
  },
  "hsl": {
    "h": 213.248,
    "s": 61.569,
    "l": 50
  },
  "oklch": {
    "l": 0.56988,
    "c": 0.15136,
    "h": 255.6
  },
  "luminance": 0.18303
}

Semantic roles & 50–950 ramp

primary

#3177CE

secondary

#D1B18A

accent

#9D43E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3177CE

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

Preview Lab → · Contrast checker → · Palette generator →