#236D9B#236D9B

#236D9B is a mid, moderate cyan. Relative luminance 0.137; OKLCH L 51.2% C 0.102 H 240.7°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX#236D9B
RGBrgb(35, 109, 155)
HSLhsl(203, 63%, 37%)
HSVhsv(203, 77%, 61%)
CMYKcmyk(77.4%, 29.7%, 0%, 39.2%)
CIE-LABlab(43.74, -6.14, -31.35)
CIE-LCHlch(43.74, 31.94, 258.91°)
OKLaboklab(51.19% -0.0498 -0.0887)
OKLCHoklch(51.19% 0.102 240.7)
XYZxyz(12.0759, 13.6597, 33.0041)
Luminance0.1366 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#236D9B #9B5123
analogous
#239B8D #236D9B #23319B
triadic
#236D9B #9B236D #6D9B23
tetradic
#236D9B #8D239B #9B5123 #319B23
square
#236D9B #8D239B #9B5123 #319B23
split-complementary
#236D9B #9B2331 #9B8D23
monochromatic
#0C2737 #184A69 #236D9B #2E90CD #5EABDB

Accessibility & contrast

On white

5.63
#236D9B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.73
#236D9B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #236D9B
5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##236D9B#FFFFFF#000000##FFFFFF
##236D9B1.005.633.735.63
#FFFFFF5.631.0021.001.00
#0000003.7321.001.0021.00
##FFFFFF5.631.0021.001.00

Color blindness preview

Protanopia (red-blind)
#576E9D
Deuteranopia (green-blind)
#47629A
Tritanopia (blue-blind)
#00787D
Achromatopsia (no color)
#676767

Design tokens & code

CSS
--color: #236d9b;
/* rgb */ color: rgb(35, 109, 155);
/* oklch */ color: oklch(51.2% 0.102 240.7);
Tailwind
colors: {
  custom: {
    50: '#7096b8',
    500: '#236d9b',
    950: '#000000',
  },
}
SCSS
$custom: #236d9b;
$custom-light: #7096b8;
$custom-dark: #000000;
JSON
{
  "hex": "#236d9b",
  "rgb": {
    "r": 35,
    "g": 109,
    "b": 155
  },
  "hsl": {
    "h": 203,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.51185,
    "c": 0.10171,
    "h": 240.7
  },
  "luminance": 0.13661
}

Semantic roles & 50–950 ramp

primary
#236D9B
secondary
#BF815A
accent
#8142E6
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#090D11
muted
#7B7E80

Preview Lab

Preview with #236D9B

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

Preview Lab → · Contrast checker → · Palette generator →

#236D9B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva