#3175B8#3175B8

#3175B8 is a mid, vivid cyan. Relative luminance 0.168; OKLCH L 55.2% C 0.125 H 250.9°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX#3175B8
RGBrgb(49, 117, 184)
HSLhsl(210, 58%, 46%)
HSVhsv(210, 73%, 72%)
CMYKcmyk(73.4%, 36.4%, 0%, 27.8%)
CIE-LABlab(48.05, 1.58, -41.50)
CIE-LCHlch(48.05, 41.53, 272.18°)
OKLaboklab(55.18% -0.0409 -0.1181)
OKLCHoklch(55.18% 0.125 250.9)
XYZxyz(16.2764, 16.8344, 47.7297)
Luminance0.1684 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3175B8 #B87431
analogous
#31B8B7 #3175B8 #3131B8
triadic
#3175B8 #B83175 #75B831
tetradic
#3175B8 #B731B8 #B87431 #31B831
square
#3175B8 #B731B8 #B87431 #31B831
split-complementary
#3175B8 #B83131 #B8B731
monochromatic
#173857 #245688 #3175B8 #5594D2 #85B2DE

Accessibility & contrast

On white

4.81
#3175B8 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.37
#3175B8 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3175B8
4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3175B8#FFFFFF#000000##FFFFFF
##3175B81.004.814.374.81
#FFFFFF4.811.0021.001.00
#0000004.3721.001.0021.00
##FFFFFF4.811.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5679BB
Deuteranopia (green-blind)
#426CB7
Tritanopia (blue-blind)
#00858E
Achromatopsia (no color)
#727272

Design tokens & code

CSS
--color: #3175b8;
/* rgb */ color: rgb(49, 117, 184);
/* oklch */ color: oklch(55.2% 0.125 250.9);
Tailwind
colors: {
  custom: {
    50: '#7b9ccd',
    500: '#3175b8',
    950: '#000000',
  },
}
SCSS
$custom: #3175b8;
$custom-light: #7b9ccd;
$custom-dark: #000000;
JSON
{
  "hex": "#3175b8",
  "rgb": {
    "r": 49,
    "g": 117,
    "b": 184
  },
  "hsl": {
    "h": 209.778,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.55179,
    "c": 0.12495,
    "h": 250.9
  },
  "luminance": 0.16836
}

Semantic roles & 50–950 ramp

primary
#3175B8
secondary
#C8A27D
accent
#9347E1
background
#F8F9FC
surface
#EFF2F9
border
#CACCD2
text
#0B0E13
muted
#7C7E82

Preview Lab

Preview with #3175B8

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

Preview Lab → · Contrast checker → · Palette generator →

#3175B8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva