#23599C#23599C

#23599C is a mid, vivid cyan. Relative luminance 0.099; OKLCH L 46.4% C 0.123 H 255.6°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#23599C
RGB	rgb(35, 89, 156)
HSL	hsl(213, 63%, 37%)
HSV	hsv(213, 78%, 61%)
CMYK	cmyk(77.6%, 42.9%, 0%, 38.8%)
CIE-LAB	lab(37.66, 6.79, -41.57)
CIE-LCH	lch(37.66, 42.12, 279.28°)
OKLab	oklab(46.43% -0.0305 -0.1189)
OKLCH	oklch(46.43% 0.123 255.6)
XYZ	xyz(10.2640, 9.9012, 32.8162)
Luminance	0.0990 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23599C #9C6623

analogous

#23969C #23599C #29239C

triadic

#23599C #9C2359 #599C23

tetradic

#23599C #9C2396 #9C6623 #239C29

square

#23599C #9C2396 #9C6623 #239C29

split-complementary

#23599C #9C2923 #969C23

monochromatic

#0D2038 #183C6A #23599C #2E76CE #5E96DB

Accessibility & contrast

On white

7.05

#23599C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#23599C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23599C

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23599C	#FFFFFF	#000000	##FFFFFF
##23599C	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#385F9F

Deuteranopia (green-blind)

#22549B

Tritanopia (blue-blind)

#006973

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #23599c;
/* rgb */ color: rgb(35, 89, 156);
/* oklch */ color: oklch(46.4% 0.123 255.6);

Tailwind

colors: {
  custom: {
    50: '#7087b9',
    500: '#23599c',
    950: '#000000',
  },
}

SCSS

$custom: #23599c;
$custom-light: #7087b9;
$custom-dark: #000000;

JSON

{
  "hex": "#23599c",
  "rgb": {
    "r": 35,
    "g": 89,
    "b": 156
  },
  "hsl": {
    "h": 213.223,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.46432,
    "c": 0.12278,
    "h": 255.6
  },
  "luminance": 0.09902
}

Semantic roles & 50–950 ramp

primary

#23599C

secondary

#C0935B

accent

#9D41E6

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #23599C

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

Preview Lab → · Contrast checker → · Palette generator →