#3A7BBE#3A7BBE

#3A7BBE is a mid, vivid cyan. Relative luminance 0.188; OKLCH L 57.2% C 0.123 H 251.4°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX#3A7BBE
RGBrgb(58, 123, 190)
HSLhsl(210, 53%, 49%)
HSVhsv(210, 69%, 75%)
CMYKcmyk(69.5%, 35.3%, 0%, 25.5%)
CIE-LABlab(50.43, 1.42, -41.17)
CIE-LCHlch(50.43, 41.19, 271.98°)
OKLaboklab(57.23% -0.0393 -0.1169)
OKLCHoklch(57.23% 0.123 251.4)
XYZxyz(18.1187, 18.7812, 51.3755)
Luminance0.1878 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3A7BBE #BE7D3A
analogous
#3ABDBE #3A7BBE #3B3ABE
triadic
#3A7BBE #BE3A7B #7BBE3A
tetradic
#3A7BBE #BE3ABD #BE7D3A #3ABE3B
square
#3A7BBE #BE3ABD #BE7D3A #3ABE3B
split-complementary
#3A7BBE #BE3B3A #BDBE3A
monochromatic
#1D3E60 #2C5D8F #3A7BBE #659AD0 #94B9DE

Accessibility & contrast

On white

4.41
#3A7BBE on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.76
#3A7BBE on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7BBE
4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3A7BBE#FFFFFF#000000##000000
##3A7BBE1.004.414.764.76
#FFFFFF4.411.0021.0021.00
#0000004.7621.001.001.00
##0000004.7621.001.001.00

Color blindness preview

Protanopia (red-blind)
#5D7FC1
Deuteranopia (green-blind)
#4A72BD
Tritanopia (blue-blind)
#008B93
Achromatopsia (no color)
#787878

Design tokens & code

CSS
--color: #3a7bbe;
/* rgb */ color: rgb(58, 123, 190);
/* oklch */ color: oklch(57.2% 0.123 251.4);
Tailwind
colors: {
  custom: {
    50: '#7fa0d2',
    500: '#3a7bbe',
    950: '#000000',
  },
}
SCSS
$custom: #3a7bbe;
$custom-light: #7fa0d2;
$custom-dark: #000000;
JSON
{
  "hex": "#3a7bbe",
  "rgb": {
    "r": 58,
    "g": 123,
    "b": 190
  },
  "hsl": {
    "h": 210.455,
    "s": 53.226,
    "l": 48.627
  },
  "oklch": {
    "l": 0.57231,
    "c": 0.12332,
    "h": 251.4
  },
  "luminance": 0.18783
}

Semantic roles & 50–950 ramp

primary
#3A7BBE
secondary
#CAAA8A
accent
#954BDD
background
#F8F9FC
surface
#EFF2F9
border
#CACCD2
text
#0B0E14
muted
#7C7E82

Preview Lab

Preview with #3A7BBE

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

Preview Lab → · Contrast checker → · Palette generator →

#3A7BBE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva