#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
RGB	rgb(35, 87, 124)
HSL	hsl(205, 56%, 31%)
HSV	hsv(205, 72%, 49%)
CMYK	cmyk(71.8%, 29.8%, 0%, 51.4%)
CIE-LAB	lab(35.26, -4.24, -25.92)
CIE-LCH	lch(35.26, 26.27, 260.72°)
OKLab	oklab(43.97% -0.0375 -0.0732)
OKLCH	oklch(43.97% 0.082 242.9)
XYZ	xyz(7.7380, 8.6281, 20.3225)
Luminance	0.0863 (WCAG relative)
Temperature	cool
Family	cyan

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
##23577C	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

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 →