#23819B#23819B

#23819B is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.2% C 0.092 H 220.9°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#23819B
RGB	rgb(35, 129, 155)
HSL	hsl(193, 63%, 37%)
HSV	hsv(193, 77%, 61%)
CMYK	cmyk(77.4%, 16.8%, 0%, 39.2%)
CIE-LAB	lab(50.00, -17.60, -21.62)
CIE-LCH	lch(50.00, 27.88, 230.85°)
OKLab	oklab(56.18% -0.0698 -0.0605)
OKLCH	oklch(56.18% 0.092 220.9)
XYZ	xyz(14.4573, 18.4227, 33.7980)
Luminance	0.1842 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23819B #9B3D23

analogous

#239B79 #23819B #23459B

triadic

#23819B #9B2381 #819B23

tetradic

#23819B #79239B #9B3D23 #459B23

square

#23819B #79239B #9B3D23 #459B23

split-complementary

#23819B #9B2345 #9B7923

monochromatic

#0C2E37 #185769 #23819B #2EABCD #5EC0DB

Accessibility & contrast

On white

4.48

#23819B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#23819B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #23819B

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23819B	#FFFFFF	#000000	##000000
##23819B	1.00	4.48	4.68	4.68
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717E9C

Deuteranopia (green-blind)

#61729B

Tritanopia (blue-blind)

#008989

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #23819b;
/* rgb */ color: rgb(35, 129, 155);
/* oklch */ color: oklch(56.2% 0.092 220.9);

Tailwind

colors: {
  custom: {
    50: '#71a5b8',
    500: '#23819b',
    950: '#000000',
  },
}

SCSS

$custom: #23819b;
$custom-light: #71a5b8;
$custom-dark: #000000;

JSON

{
  "hex": "#23819b",
  "rgb": {
    "r": 35,
    "g": 129,
    "b": 155
  },
  "hsl": {
    "h": 193,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.56184,
    "c": 0.09233,
    "h": 220.9
  },
  "luminance": 0.18424
}

Semantic roles & 50–950 ramp

primary

#23819B

secondary

#BF705A

accent

#6542E6

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #23819B

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

Preview Lab → · Contrast checker → · Palette generator →