#238DA4#238DA4

#238DA4 is a mid, moderate cyan. Relative luminance 0.221; OKLCH L 59.6% C 0.097 H 216.3°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX#238DA4
RGBrgb(35, 141, 164)
HSLhsl(191, 65%, 39%)
HSVhsv(191, 79%, 64%)
CMYKcmyk(78.7%, 14%, 0%, 35.7%)
CIE-LABlab(54.12, -20.98, -20.52)
CIE-LCHlch(54.12, 29.35, 224.36°)
OKLaboklab(59.61% -0.0781 -0.0573)
OKLCHoklch(59.61% 0.097 216.3)
XYZxyz(16.9160, 22.0853, 38.4861)
Luminance0.2209 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#238DA4 #A43A23
analogous
#23A47B #238DA4 #234DA4
triadic
#238DA4 #A4238D #8DA423
tetradic
#238DA4 #7B23A4 #A43A23 #4DA423
square
#238DA4 #7B23A4 #A43A23 #4DA423
split-complementary
#238DA4 #A4234D #A47B23
monochromatic
#0D363F #186272 #238DA4 #31B6D3 #64C8DE

Accessibility & contrast

On white

3.88
#238DA4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.42
#238DA4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238DA4
5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##238DA4#FFFFFF#000000##000000
##238DA41.003.885.425.42
#FFFFFF3.881.0021.0021.00
#0000005.4221.001.001.00
##0000005.4221.001.001.00

Color blindness preview

Protanopia (red-blind)
#7E89A5
Deuteranopia (green-blind)
#6C7CA4
Tritanopia (blue-blind)
#009594
Achromatopsia (no color)
#818181

Design tokens & code

CSS
--color: #238da4;
/* rgb */ color: rgb(35, 141, 164);
/* oklch */ color: oklch(59.6% 0.097 216.3);
Tailwind
colors: {
  custom: {
    50: '#74aebf',
    500: '#238da4',
    950: '#000000',
  },
}
SCSS
$custom: #238da4;
$custom-light: #74aebf;
$custom-dark: #000000;
JSON
{
  "hex": "#238da4",
  "rgb": {
    "r": 35,
    "g": 141,
    "b": 164
  },
  "hsl": {
    "h": 190.698,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.59608,
    "c": 0.09689,
    "h": 216.3
  },
  "luminance": 0.22087
}

Semantic roles & 50–950 ramp

primary
#238DA4
secondary
#C37160
accent
#5E40E8
background
#F7FAFB
surface
#EEF4F7
border
#C9CED0
text
#0A1012
muted
#7C7F81

Preview Lab

Preview with #238DA4

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

Preview Lab → · Contrast checker → · Palette generator →

#238DA4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva