#3175B9#3175B9

#3175B9 is a mid, vivid cyan. Relative luminance 0.169; OKLCH L 55.2% C 0.126 H 251.2°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX#3175B9
RGBrgb(49, 117, 185)
HSLhsl(210, 58%, 46%)
HSVhsv(210, 74%, 73%)
CMYKcmyk(73.5%, 36.8%, 0%, 27.5%)
CIE-LABlab(48.10, 1.94, -41.99)
CIE-LCHlch(48.10, 42.03, 272.65°)
OKLaboklab(55.24% -0.0407 -0.1195)
OKLCHoklch(55.24% 0.126 251.2)
XYZxyz(16.3816, 16.8765, 48.2837)
Luminance0.1688 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3175B9 #B97531
analogous
#31B9B9 #3175B9 #3131B9
triadic
#3175B9 #B93175 #75B931
tetradic
#3175B9 #B931B9 #B97531 #31B931
square
#3175B9 #B931B9 #B97531 #31B931
split-complementary
#3175B9 #B93131 #B9B931
monochromatic
#173858 #245689 #3175B9 #5594D2 #86B2DF

Accessibility & contrast

On white

4.80
#3175B9 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.38
#3175B9 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3175B9
4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3175B9#FFFFFF#000000##FFFFFF
##3175B91.004.804.384.80
#FFFFFF4.801.0021.001.00
#0000004.3821.001.0021.00
##FFFFFF4.801.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5679BC
Deuteranopia (green-blind)
#426CB8
Tritanopia (blue-blind)
#00858E
Achromatopsia (no color)
#727272

Design tokens & code

CSS
--color: #3175b9;
/* rgb */ color: rgb(49, 117, 185);
/* oklch */ color: oklch(55.2% 0.126 251.2);
Tailwind
colors: {
  custom: {
    50: '#7b9cce',
    500: '#3175b9',
    950: '#000000',
  },
}
SCSS
$custom: #3175b9;
$custom-light: #7b9cce;
$custom-dark: #000000;
JSON
{
  "hex": "#3175b9",
  "rgb": {
    "r": 49,
    "g": 117,
    "b": 185
  },
  "hsl": {
    "h": 210,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.55239,
    "c": 0.12624,
    "h": 251.2
  },
  "luminance": 0.16878
}

Semantic roles & 50–950 ramp

primary
#3175B9
secondary
#C8A37D
accent
#9446E1
background
#F8F9FC
surface
#EFF2F9
border
#CACCD2
text
#0B0E13
muted
#7C7E82

Preview Lab

Preview with #3175B9

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

Preview Lab → · Contrast checker → · Palette generator →

#3175B9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva