#1B829C#1B829C

#1B829C is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.3% C 0.096 H 219.9°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#1B829C
RGB	rgb(27, 130, 156)
HSL	hsl(192, 70%, 36%)
HSV	hsv(192, 83%, 61%)
CMYK	cmyk(82.7%, 16.7%, 0%, 38.8%)
CIE-LAB	lab(50.21, -18.65, -21.89)
CIE-LCH	lch(50.21, 28.76, 229.58°)
OKLab	oklab(56.32% -0.0733 -0.0613)
OKLCH	oklch(56.32% 0.096 219.9)
XYZ	xyz(14.4328, 18.5968, 34.2749)
Luminance	0.1860 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B829C #9C351B

analogous

#1B9C75 #1B829C #1B419C

triadic

#1B829C #9C1B82 #829C1B

tetradic

#1B829C #751B9C #9C351B #419C1B

square

#1B829C #751B9C #9C351B #419C1B

split-complementary

#1B829C #9C1B41 #9C751B

monochromatic

#092B34 #125768 #1B829C #24ADD0 #51C4E1

Accessibility & contrast

On white

4.45

#1B829C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#1B829C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B829C

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B829C	#FFFFFF	#000000	##000000
##1B829C	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#727E9D

Deuteranopia (green-blind)

#61729C

Tritanopia (blue-blind)

#008A8A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1b829c;
/* rgb */ color: rgb(27, 130, 156);
/* oklch */ color: oklch(56.3% 0.096 219.9);

Tailwind

colors: {
  custom: {
    50: '#70a6b9',
    500: '#1b829c',
    950: '#000000',
  },
}

SCSS

$custom: #1b829c;
$custom-light: #70a6b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1b829c",
  "rgb": {
    "r": 27,
    "g": 130,
    "b": 156
  },
  "hsl": {
    "h": 192.093,
    "s": 70.492,
    "l": 35.882
  },
  "oklch": {
    "l": 0.56321,
    "c": 0.09559,
    "h": 219.9
  },
  "luminance": 0.18599
}

Semantic roles & 50–950 ramp

primary

#1B829C

secondary

#C3674F

accent

#5F3BED

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1B829C

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

Preview Lab → · Contrast checker → · Palette generator →