#1D8FA1#1D8FA1

#1D8FA1 is a mid, moderate teal. Relative luminance 0.225; OKLCH L 59.9% C 0.098 H 211.3°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#1D8FA1
RGB	rgb(29, 143, 161)
HSL	hsl(188, 69%, 37%)
HSV	hsv(188, 82%, 63%)
CMYK	cmyk(82%, 11.2%, 0%, 36.9%)
CIE-LAB	lab(54.53, -23.63, -18.17)
CIE-LCH	lch(54.53, 29.81, 217.56°)
OKLab	oklab(59.87% -0.0834 -0.0507)
OKLCH	oklch(59.87% 0.098 211.3)
XYZ	xyz(16.7594, 22.4772, 37.1665)
Luminance	0.2248 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D8FA1 #A12F1D

analogous

#1DA171 #1D8FA1 #1D4DA1

triadic

#1D8FA1 #A11D8F #8FA11D

tetradic

#1D8FA1 #711DA1 #A12F1D #4DA11D

square

#1D8FA1 #711DA1 #A12F1D #4DA11D

split-complementary

#1D8FA1 #A11D4D #A1711D

monochromatic

#0A3339 #14616D #1D8FA1 #26BDD5 #58CEE1

Accessibility & contrast

On white

3.82

#1D8FA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#1D8FA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D8FA1

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D8FA1	#FFFFFF	#000000	##000000
##1D8FA1	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818AA2

Deuteranopia (green-blind)

#6F7DA1

Tritanopia (blue-blind)

#009794

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #1d8fa1;
/* rgb */ color: rgb(29, 143, 161);
/* oklch */ color: oklch(59.9% 0.098 211.3);

Tailwind

colors: {
  custom: {
    50: '#72b0bc',
    500: '#1d8fa1',
    950: '#000000',
  },
}

SCSS

$custom: #1d8fa1;
$custom-light: #72b0bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1d8fa1",
  "rgb": {
    "r": 29,
    "g": 143,
    "b": 161
  },
  "hsl": {
    "h": 188.182,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.59874,
    "c": 0.0976,
    "h": 211.3
  },
  "luminance": 0.22479
}

Semantic roles & 50–950 ramp

primary

#1D8FA1

secondary

#C46555

accent

#543CEC

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1D8FA1

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

Preview Lab → · Contrast checker → · Palette generator →