#23577C#23577C

#23577C is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.0% C 0.082 H 242.9°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX#23577C
RGBrgb(35, 87, 124)
HSLhsl(205, 56%, 31%)
HSVhsv(205, 72%, 49%)
CMYKcmyk(71.8%, 29.8%, 0%, 51.4%)
CIE-LABlab(35.26, -4.24, -25.92)
CIE-LCHlch(35.26, 26.27, 260.72°)
OKLaboklab(43.97% -0.0375 -0.0732)
OKLCHoklch(43.97% 0.082 242.9)
XYZxyz(7.7380, 8.6281, 20.3225)
Luminance0.0863 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#23577C #7C4823
analogous
#237C74 #23577C #232A7C
triadic
#23577C #7C2357 #577C23
tetradic
#23577C #74237C #7C4823 #2A7C23
square
#23577C #74237C #7C4823 #2A7C23
split-complementary
#23577C #7C232A #7C7423
monochromatic
#08141D #16364C #23577C #3078AC #4D97CD

Accessibility & contrast

On white

7.70
#23577C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.73
#23577C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23577C
7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##23577C#FFFFFF#000000##FFFFFF
##23577C1.007.702.737.70
#FFFFFF7.701.0021.001.00
#0000002.7321.001.0021.00
##FFFFFF7.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#46587E
Deuteranopia (green-blind)
#3A4F7B
Tritanopia (blue-blind)
#006064
Achromatopsia (no color)
#535353

Design tokens & code

CSS
--color: #23577c;
/* rgb */ color: rgb(35, 87, 124);
/* oklch */ color: oklch(44.0% 0.082 242.9);
Tailwind
colors: {
  custom: {
    50: '#6986a2',
    500: '#23577c',
    950: '#000000',
  },
}
SCSS
$custom: #23577c;
$custom-light: #6986a2;
$custom-dark: #000000;
JSON
{
  "hex": "#23577c",
  "rgb": {
    "r": 35,
    "g": 87,
    "b": 124
  },
  "hsl": {
    "h": 204.944,
    "s": 55.975,
    "l": 31.176
  },
  "oklch": {
    "l": 0.43965,
    "c": 0.08224,
    "h": 242.9
  },
  "luminance": 0.08629
}

Semantic roles & 50–950 ramp

primary
#23577C
secondary
#AF754C
accent
#8749DF
background
#F6F8FA
surface
#ECEFF3
border
#C7CACD
text
#070B0F
muted
#7A7C7F

Preview Lab

Preview with #23577C

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

Preview Lab → · Contrast checker → · Palette generator →

#23577C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva