#23517C#23517C

#23517C is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.5% C 0.088 H 249.3°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#23517C
RGB	rgb(35, 81, 124)
HSL	hsl(209, 56%, 31%)
HSV	hsv(209, 72%, 49%)
CMYK	cmyk(71.8%, 34.7%, 0%, 51.4%)
CIE-LAB	lab(33.34, -0.42, -28.93)
CIE-LCH	lch(33.34, 28.93, 269.17°)
OKLab	oklab(42.46% -0.031 -0.082)
OKLCH	oklch(42.46% 0.088 249.3)
XYZ	xyz(7.2723, 7.6966, 20.1672)
Luminance	0.0770 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23517C #7C4E23

analogous

#237C7A #23517C #23247C

triadic

#23517C #7C2351 #517C23

tetradic

#23517C #7A237C #7C4E23 #247C23

square

#23517C #7A237C #7C4E23 #247C23

split-complementary

#23517C #7C2324 #7C7A23

monochromatic

#08131D #16324C #23517C #3070AC #4D8FCD

Accessibility & contrast

On white

8.27

#23517C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#23517C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23517C

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23517C	#FFFFFF	#000000	##FFFFFF
##23517C	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E537E

Deuteranopia (green-blind)

#314B7B

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #23517c;
/* rgb */ color: rgb(35, 81, 124);
/* oklch */ color: oklch(42.5% 0.088 249.3);

Tailwind

colors: {
  custom: {
    50: '#6981a2',
    500: '#23517c',
    950: '#000000',
  },
}

SCSS

$custom: #23517c;
$custom-light: #6981a2;
$custom-dark: #000000;

JSON

{
  "hex": "#23517c",
  "rgb": {
    "r": 35,
    "g": 81,
    "b": 124
  },
  "hsl": {
    "h": 208.989,
    "s": 55.975,
    "l": 31.176
  },
  "oklch": {
    "l": 0.42455,
    "c": 0.08768,
    "h": 249.3
  },
  "luminance": 0.07697
}

Semantic roles & 50–950 ramp

primary

#23517C

secondary

#AF7C4C

accent

#9149DF

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #23517C

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

Preview Lab → · Contrast checker → · Palette generator →