#238DA8#238DA8

#238DA8 is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 59.8% C 0.099 H 219.5°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX#238DA8
RGBrgb(35, 141, 168)
HSLhsl(192, 66%, 40%)
HSVhsv(192, 79%, 66%)
CMYKcmyk(79.2%, 16.1%, 0%, 34.1%)
CIE-LABlab(54.27, -19.63, -22.58)
CIE-LCHlch(54.27, 29.92, 228.99°)
OKLaboklab(59.78% -0.0765 -0.0632)
OKLCHoklch(59.78% 0.099 219.5)
XYZxyz(17.2829, 22.2321, 40.4185)
Luminance0.2223 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#238DA8 #A83E23
analogous
#23A880 #238DA8 #234BA8
triadic
#238DA8 #A8238D #8DA823
tetradic
#238DA8 #8023A8 #A83E23 #4BA823
square
#238DA8 #8023A8 #A83E23 #4BA823
split-complementary
#238DA8 #A8234B #A88023
monochromatic
#0E3843 #186275 #238DA8 #34B4D5 #66C7DF

Accessibility & contrast

On white

3.86
#238DA8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.45
#238DA8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238DA8
5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##238DA8#FFFFFF#000000##000000
##238DA81.003.865.455.45
#FFFFFF3.861.0021.0021.00
#0000005.4521.001.001.00
##0000005.4521.001.001.00

Color blindness preview

Protanopia (red-blind)
#7C89A9
Deuteranopia (green-blind)
#6B7CA8
Tritanopia (blue-blind)
#009696
Achromatopsia (no color)
#828282

Design tokens & code

CSS
--color: #238da8;
/* rgb */ color: rgb(35, 141, 168);
/* oklch */ color: oklch(59.8% 0.099 219.5);
Tailwind
colors: {
  custom: {
    50: '#75aec2',
    500: '#238da8',
    950: '#000000',
  },
}
SCSS
$custom: #238da8;
$custom-light: #75aec2;
$custom-dark: #000000;
JSON
{
  "hex": "#238da8",
  "rgb": {
    "r": 35,
    "g": 141,
    "b": 168
  },
  "hsl": {
    "h": 192.18,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.59784,
    "c": 0.09921,
    "h": 219.5
  },
  "luminance": 0.22234
}

Semantic roles & 50–950 ramp

primary
#238DA8
secondary
#C57662
accent
#623FE8
background
#F7FAFB
surface
#EEF4F7
border
#C9CED0
text
#0A1012
muted
#7C7F81

Preview Lab

Preview with #238DA8

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

Preview Lab → · Contrast checker → · Palette generator →

#238DA8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva