#298AB4#298AB4

#298AB4 is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.7% C 0.107 H 231.7°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX#298AB4
RGBrgb(41, 138, 180)
HSLhsl(198, 63%, 43%)
HSVhsv(198, 77%, 71%)
CMYKcmyk(77.2%, 23.3%, 0%, 29.4%)
CIE-LABlab(53.96, -13.18, -29.92)
CIE-LCHlch(53.96, 32.70, 246.23°)
OKLaboklab(59.74% -0.0666 -0.0842)
OKLCHoklch(59.74% 0.107 231.7)
XYZxyz(18.2378, 21.9415, 46.4451)
Luminance0.2194 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#298AB4 #B45329
analogous
#29B498 #298AB4 #2945B4
triadic
#298AB4 #B4298A #8AB429
tetradic
#298AB4 #9829B4 #B45329 #45B429
square
#298AB4 #9829B4 #B45329 #45B429
split-complementary
#298AB4 #B42945 #B49829
monochromatic
#123E50 #1E6482 #298AB4 #45A9D5 #77C0E0

Accessibility & contrast

On white

3.90
#298AB4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.39
#298AB4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #298AB4
5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##298AB4#FFFFFF#000000##000000
##298AB41.003.905.395.39
#FFFFFF3.901.0021.0021.00
#0000005.3921.001.001.00
##0000005.3921.001.001.00

Color blindness preview

Protanopia (red-blind)
#7588B6
Deuteranopia (green-blind)
#627BB3
Tritanopia (blue-blind)
#009598
Achromatopsia (no color)
#818181

Design tokens & code

CSS
--color: #298ab4;
/* rgb */ color: rgb(41, 138, 180);
/* oklch */ color: oklch(59.7% 0.107 231.7);
Tailwind
colors: {
  custom: {
    50: '#78acca',
    500: '#298ab4',
    950: '#000000',
  },
}
SCSS
$custom: #298ab4;
$custom-light: #78acca;
$custom-dark: #000000;
JSON
{
  "hex": "#298ab4",
  "rgb": {
    "r": 41,
    "g": 138,
    "b": 180
  },
  "hsl": {
    "h": 198.129,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.59736,
    "c": 0.10735,
    "h": 231.7
  },
  "luminance": 0.21944
}

Semantic roles & 50–950 ramp

primary
#298AB4
secondary
#C88B71
accent
#7342E6
background
#F7FAFC
surface
#EEF4F8
border
#C9CED1
text
#0A1013
muted
#7C7F82

Preview Lab

Preview with #298AB4

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

Preview Lab → · Contrast checker → · Palette generator →

#298AB4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva