#1F829B#1F829B

#1F829B is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.4% C 0.094 H 219.4°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#1F829B
RGB	rgb(31, 130, 155)
HSL	hsl(192, 67%, 36%)
HSV	hsv(192, 80%, 61%)
CMYK	cmyk(80%, 16.1%, 0%, 39.2%)
CIE-LAB	lab(50.24, -18.59, -21.26)
CIE-LCH	lch(50.24, 28.24, 228.83°)
OKLab	oklab(56.35% -0.0724 -0.0595)
OKLCH	oklch(56.35% 0.094 219.4)
XYZ	xyz(14.4616, 18.6213, 33.8361)
Luminance	0.1862 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F829B #9B381F

analogous

#1F9B76 #1F829B #1F449B

triadic

#1F829B #9B1F82 #829B1F

tetradic

#1F829B #761F9B #9B381F #449B1F

square

#1F829B #761F9B #9B381F #449B1F

split-complementary

#1F829B #9B1F44 #9B761F

monochromatic

#0B2C35 #155768 #1F829B #29ADCE #57C2DD

Accessibility & contrast

On white

4.44

#1F829B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#1F829B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F829B

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F829B	#FFFFFF	#000000	##000000
##1F829B	1.00	4.44	4.72	4.72
#FFFFFF	4.44	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)

#737E9C

Deuteranopia (green-blind)

#62729B

Tritanopia (blue-blind)

#008A8A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1f829b;
/* rgb */ color: rgb(31, 130, 155);
/* oklch */ color: oklch(56.4% 0.094 219.4);

Tailwind

colors: {
  custom: {
    50: '#70a6b8',
    500: '#1f829b',
    950: '#000000',
  },
}

SCSS

$custom: #1f829b;
$custom-light: #70a6b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1f829b",
  "rgb": {
    "r": 31,
    "g": 130,
    "b": 155
  },
  "hsl": {
    "h": 192.097,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.56351,
    "c": 0.09367,
    "h": 219.4
  },
  "luminance": 0.18623
}

Semantic roles & 50–950 ramp

primary

#1F829B

secondary

#C16B55

accent

#613EEA

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1F829B

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

Preview Lab → · Contrast checker → · Palette generator →