#234D7B#234D7B

#234D7B is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.4% C 0.090 H 252.6°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX#234D7B
RGBrgb(35, 77, 123)
HSLhsl(211, 56%, 31%)
HSVhsv(211, 72%, 48%)
CMYKcmyk(71.5%, 37.4%, 0%, 51.8%)
CIE-LABlab(32.02, 1.80, -30.40)
CIE-LCHlch(32.02, 30.45, 273.39°)
OKLaboklab(41.4% -0.027 -0.0864)
OKLCHoklch(41.4% 0.09 252.6)
XYZxyz(6.9208, 7.0944, 19.7397)
Luminance0.0709 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#234D7B #7B5123
analogous
#23797B #234D7B #25237B
triadic
#234D7B #7B234D #4D7B23
tetradic
#234D7B #7B2379 #7B5123 #237B25
square
#234D7B #7B2379 #7B5123 #237B25
split-complementary
#234D7B #7B2523 #797B23
monochromatic
#08111C #152F4B #234D7B #316BAB #4C89CC

Accessibility & contrast

On white

8.68
#234D7B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.42
#234D7B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234D7B
8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##234D7B#FFFFFF#000000##FFFFFF
##234D7B1.008.682.428.68
#FFFFFF8.681.0021.001.00
#0000002.4221.001.0021.00
##FFFFFF8.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#38507D
Deuteranopia (green-blind)
#2C487A
Tritanopia (blue-blind)
#00585E
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #234d7b;
/* rgb */ color: rgb(35, 77, 123);
/* oklch */ color: oklch(41.4% 0.090 252.6);
Tailwind
colors: {
  custom: {
    50: '#697ea1',
    500: '#234d7b',
    950: '#000000',
  },
}
SCSS
$custom: #234d7b;
$custom-light: #697ea1;
$custom-dark: #000000;
JSON
{
  "hex": "#234d7b",
  "rgb": {
    "r": 35,
    "g": 77,
    "b": 123
  },
  "hsl": {
    "h": 211.364,
    "s": 55.696,
    "l": 30.98
  },
  "oklch": {
    "l": 0.41401,
    "c": 0.09049,
    "h": 252.6
  },
  "luminance": 0.07095
}

Semantic roles & 50–950 ramp

primary
#234D7B
secondary
#AE7F4C
accent
#9749DF
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#07090F
muted
#7A7B7E

Preview Lab

Preview with #234D7B

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

Preview Lab → · Contrast checker → · Palette generator →

#234D7B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva