#1D9EB3#1D9EB3

#1D9EB3 is a light, moderate teal. Relative luminance 0.280; OKLCH L 64.4% C 0.107 H 212.1°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#1D9EB3
RGB	rgb(29, 158, 179)
HSL	hsl(188, 72%, 41%)
HSV	hsv(188, 84%, 70%)
CMYK	cmyk(83.8%, 11.7%, 0%, 29.8%)
CIE-LAB	lab(59.86, -25.35, -20.29)
CIE-LCH	lch(59.86, 32.47, 218.68°)
OKLab	oklab(64.4% -0.0904 -0.0566)
OKLCH	oklch(64.4% 0.107 212.1)
XYZ	xyz(20.8667, 27.9669, 46.9375)
Luminance	0.2797 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D9EB3 #B3321D

analogous

#1DB37D #1D9EB3 #1D53B3

triadic

#1D9EB3 #B31D9E #9EB31D

tetradic

#1D9EB3 #7D1DB3 #B3321D #53B31D

square

#1D9EB3 #7D1DB3 #B3321D #53B31D

split-complementary

#1D9EB3 #B31D53 #B37D1D

monochromatic

#0C414A #14707E #1D9EB3 #30C5DD #64D4E6

Accessibility & contrast

On white

3.18

#1D9EB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#1D9EB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D9EB3

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D9EB3	#FFFFFF	#000000	##000000
##1D9EB3	1.00	3.18	6.59	6.59
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E98B4

Deuteranopia (green-blind)

#7A8AB3

Tritanopia (blue-blind)

#00A6A4

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #1d9eb3;
/* rgb */ color: rgb(29, 158, 179);
/* oklch */ color: oklch(64.4% 0.107 212.1);

Tailwind

colors: {
  custom: {
    50: '#76bbc9',
    500: '#1d9eb3',
    950: '#000000',
  },
}

SCSS

$custom: #1d9eb3;
$custom-light: #76bbc9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d9eb3",
  "rgb": {
    "r": 29,
    "g": 158,
    "b": 179
  },
  "hsl": {
    "h": 188.4,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.64397,
    "c": 0.10665,
    "h": 212.1
  },
  "luminance": 0.2797
}

Semantic roles & 50–950 ramp

primary

#1D9EB3

secondary

#CB7061

accent

#5239EF

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1213

muted

#7C8182

Preview Lab

Preview with #1D9EB3

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

Preview Lab → · Contrast checker → · Palette generator →