#1D819C#1D819C

#1D819C is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.1% C 0.095 H 221.1°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#1D819C
RGB	rgb(29, 129, 156)
HSL	hsl(193, 69%, 36%)
HSV	hsv(193, 81%, 61%)
CMYK	cmyk(81.4%, 17.3%, 0%, 38.8%)
CIE-LAB	lab(49.93, -17.91, -22.32)
CIE-LCH	lch(49.93, 28.62, 231.26°)
OKLab	oklab(56.1% -0.0717 -0.0625)
OKLCH	oklch(56.1% 0.095 221.1)
XYZ	xyz(14.3552, 18.3602, 34.2333)
Luminance	0.1836 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D819C #9C381D

analogous

#1D9C78 #1D819C #1D429C

triadic

#1D819C #9C1D81 #819C1D

tetradic

#1D819C #781D9C #9C381D #429C1D

square

#1D819C #781D9C #9C381D #429C1D

split-complementary

#1D819C #9C1D42 #9C781D

monochromatic

#0A2C35 #135668 #1D819C #27ACD0 #54C2DF

Accessibility & contrast

On white

4.49

#1D819C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.67

#1D819C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D819C

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D819C	#FFFFFF	#000000	##000000
##1D819C	1.00	4.49	4.67	4.67
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717E9D

Deuteranopia (green-blind)

#60729C

Tritanopia (blue-blind)

#008A8A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1d819c;
/* rgb */ color: rgb(29, 129, 156);
/* oklch */ color: oklch(56.1% 0.095 221.1);

Tailwind

colors: {
  custom: {
    50: '#70a5b9',
    500: '#1d819c',
    950: '#000000',
  },
}

SCSS

$custom: #1d819c;
$custom-light: #70a5b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d819c",
  "rgb": {
    "r": 29,
    "g": 129,
    "b": 156
  },
  "hsl": {
    "h": 192.756,
    "s": 68.649,
    "l": 36.275
  },
  "oklch": {
    "l": 0.56104,
    "c": 0.09512,
    "h": 221.1
  },
  "luminance": 0.18362
}

Semantic roles & 50–950 ramp

primary

#1D819C

secondary

#C26A52

accent

#623CEB

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1D819C

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

Preview Lab → · Contrast checker → · Palette generator →