#30819C#30819C

#30819C is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 56.6% C 0.087 H 223.8°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#30819C
RGB	rgb(48, 129, 156)
HSL	hsl(195, 53%, 40%)
HSV	hsv(195, 69%, 61%)
CMYK	cmyk(69.2%, 17.3%, 0%, 38.8%)
CIE-LAB	lab(50.37, -15.46, -21.61)
CIE-LCH	lch(50.37, 26.57, 234.43°)
OKLab	oklab(56.58% -0.063 -0.0604)
OKLCH	oklch(56.58% 0.087 223.8)
XYZ	xyz(15.0675, 18.7275, 34.2667)
Luminance	0.1873 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30819C #9C4B30

analogous

#309C81 #30819C #304B9C

triadic

#30819C #9C3081 #819C30

tetradic

#30819C #81309C #9C4B30 #4B9C30

square

#30819C #81309C #9C4B30 #4B9C30

split-complementary

#30819C #9C304B #9C8130

monochromatic

#13343E #225A6D #30819C #44A5C5 #73BBD4

Accessibility & contrast

On white

4.42

#30819C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#30819C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #30819C

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30819C	#FFFFFF	#000000	##000000
##30819C	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#727E9D

Deuteranopia (green-blind)

#63739C

Tritanopia (blue-blind)

#00898A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #30819c;
/* rgb */ color: rgb(48, 129, 156);
/* oklch */ color: oklch(56.6% 0.087 223.8);

Tailwind

colors: {
  custom: {
    50: '#76a5b9',
    500: '#30819c',
    950: '#000000',
  },
}

SCSS

$custom: #30819c;
$custom-light: #76a5b9;
$custom-dark: #000000;

JSON

{
  "hex": "#30819c",
  "rgb": {
    "r": 48,
    "g": 129,
    "b": 156
  },
  "hsl": {
    "h": 195,
    "s": 52.941,
    "l": 40
  },
  "oklch": {
    "l": 0.56579,
    "c": 0.08726,
    "h": 223.8
  },
  "luminance": 0.18729
}

Semantic roles & 50–950 ramp

primary

#30819C

secondary

#BC806C

accent

#704BDC

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #30819C

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

Preview Lab → · Contrast checker → · Palette generator →