#3176B9#3176B9

#3176B9 is a mid, vivid cyan. Relative luminance 0.171; OKLCH L 55.5% C 0.125 H 250.6°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3176B9
RGB	rgb(49, 118, 185)
HSL	hsl(210, 58%, 46%)
HSV	hsv(210, 74%, 73%)
CMYK	cmyk(73.5%, 36.2%, 0%, 27.5%)
CIE-LAB	lab(48.40, 1.33, -41.52)
CIE-LCH	lch(48.40, 41.54, 271.84°)
OKLab	oklab(55.47% -0.0416 -0.1181)
OKLCH	oklch(55.47% 0.125 250.6)
XYZ	xyz(16.4987, 17.1108, 48.3227)
Luminance	0.1711 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3176B9 #B97431

analogous

#31B9B8 #3176B9 #3132B9

triadic

#3176B9 #B93176 #76B931

tetradic

#3176B9 #B831B9 #B97431 #32B931

square

#3176B9 #B831B9 #B97431 #32B931

split-complementary

#3176B9 #B93132 #B9B831

monochromatic

#173858 #245789 #3176B9 #5595D2 #86B3DF

Accessibility & contrast

On white

4.75

#3176B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#3176B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3176B9

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3176B9	#FFFFFF	#000000	##FFFFFF
##3176B9	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#577ABC

Deuteranopia (green-blind)

#436DB8

Tritanopia (blue-blind)

#00868F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3176b9;
/* rgb */ color: rgb(49, 118, 185);
/* oklch */ color: oklch(55.5% 0.125 250.6);

Tailwind

colors: {
  custom: {
    50: '#7b9dce',
    500: '#3176b9',
    950: '#000000',
  },
}

SCSS

$custom: #3176b9;
$custom-light: #7b9dce;
$custom-dark: #000000;

JSON

{
  "hex": "#3176b9",
  "rgb": {
    "r": 49,
    "g": 118,
    "b": 185
  },
  "hsl": {
    "h": 209.559,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.5547,
    "c": 0.12523,
    "h": 250.6
  },
  "luminance": 0.17113
}

Semantic roles & 50–950 ramp

primary

#3176B9

secondary

#C8A27D

accent

#9346E1

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3176B9

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

Preview Lab → · Contrast checker → · Palette generator →