#3175B7#3175B7

#3175B7 is a mid, vivid cyan. Relative luminance 0.168; OKLCH L 55.1% C 0.124 H 250.5°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3175B7
RGB	rgb(49, 117, 183)
HSL	hsl(210, 58%, 45%)
HSV	hsv(210, 73%, 72%)
CMYK	cmyk(73.2%, 36.1%, 0%, 28.2%)
CIE-LAB	lab(48.00, 1.21, -41.00)
CIE-LCH	lch(48.00, 41.02, 271.69°)
OKLab	oklab(55.12% -0.0412 -0.1166)
OKLCH	oklch(55.12% 0.124 250.5)
XYZ	xyz(16.1719, 16.7926, 47.1796)
Luminance	0.1679 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3175B7 #B77331

analogous

#31B7B6 #3175B7 #3132B7

triadic

#3175B7 #B73175 #75B731

tetradic

#3175B7 #B631B7 #B77331 #32B731

square

#3175B7 #B631B7 #B77331 #32B731

split-complementary

#3175B7 #B73132 #B7B631

monochromatic

#173756 #245687 #3175B7 #5494D1 #84B2DE

Accessibility & contrast

On white

4.82

#3175B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3175B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3175B7

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3175B7	#FFFFFF	#000000	##FFFFFF
##3175B7	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)

#5779BA

Deuteranopia (green-blind)

#436CB6

Tritanopia (blue-blind)

#00858D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3175b7;
/* rgb */ color: rgb(49, 117, 183);
/* oklch */ color: oklch(55.1% 0.124 250.5);

Tailwind

colors: {
  custom: {
    50: '#7a9ccd',
    500: '#3175b7',
    950: '#000000',
  },
}

SCSS

$custom: #3175b7;
$custom-light: #7a9ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#3175b7",
  "rgb": {
    "r": 49,
    "g": 117,
    "b": 183
  },
  "hsl": {
    "h": 209.552,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.55121,
    "c": 0.12367,
    "h": 250.5
  },
  "luminance": 0.16794
}

Semantic roles & 50–950 ramp

primary

#3175B7

secondary

#C8A17C

accent

#9347E1

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3175B7

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

Preview Lab → · Contrast checker → · Palette generator →