#1D839F#1D839F

#1D839F is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 56.7% C 0.097 H 221.5°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#1D839F
RGB	rgb(29, 131, 159)
HSL	hsl(193, 69%, 37%)
HSV	hsv(193, 82%, 62%)
CMYK	cmyk(81.8%, 17.6%, 0%, 37.6%)
CIE-LAB	lab(50.68, -17.95, -22.91)
CIE-LCH	lch(50.68, 29.11, 231.92°)
OKLab	oklab(56.75% -0.0724 -0.0642)
OKLCH	oklch(56.75% 0.097 221.5)
XYZ	xyz(14.8784, 18.9952, 35.6764)
Luminance	0.1900 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D839F #9F391D

analogous

#1D9F7A #1D839F #1D429F

triadic

#1D839F #9F1D83 #839F1D

tetradic

#1D839F #7A1D9F #9F391D #429F1D

square

#1D839F #7A1D9F #9F391D #429F1D

split-complementary

#1D839F #9F1D42 #9F7A1D

monochromatic

#0A2E37 #14586B #1D839F #26AED3 #56C2E0

Accessibility & contrast

On white

4.38

#1D839F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#1D839F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D839F

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D839F	#FFFFFF	#000000	##000000
##1D839F	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7280A0

Deuteranopia (green-blind)

#61739F

Tritanopia (blue-blind)

#008C8C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1d839f;
/* rgb */ color: rgb(29, 131, 159);
/* oklch */ color: oklch(56.7% 0.097 221.5);

Tailwind

colors: {
  custom: {
    50: '#71a7bb',
    500: '#1d839f',
    950: '#000000',
  },
}

SCSS

$custom: #1d839f;
$custom-light: #71a7bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1d839f",
  "rgb": {
    "r": 29,
    "g": 131,
    "b": 159
  },
  "hsl": {
    "h": 192.923,
    "s": 69.149,
    "l": 36.863
  },
  "oklch": {
    "l": 0.56748,
    "c": 0.0968,
    "h": 221.5
  },
  "luminance": 0.18997
}

Semantic roles & 50–950 ramp

primary

#1D839F

secondary

#C46C54

accent

#623CEC

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1D839F

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

Preview Lab → · Contrast checker → · Palette generator →