#1A8399#1A8399

#1A8399 is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 56.4% C 0.094 H 216.2°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#1A8399
RGB	rgb(26, 131, 153)
HSL	hsl(190, 71%, 35%)
HSV	hsv(190, 83%, 60%)
CMYK	cmyk(83%, 14.4%, 0%, 40%)
CIE-LAB	lab(50.39, -20.31, -19.87)
CIE-LCH	lch(50.39, 28.41, 224.36°)
OKLab	oklab(56.42% -0.0759 -0.0555)
OKLCH	oklch(56.42% 0.094 216.2)
XYZ	xyz(14.2896, 18.7503, 32.9969)
Luminance	0.1875 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A8399 #99301A

analogous

#1A9970 #1A8399 #1A4399

triadic

#1A8399 #991A83 #83991A

tetradic

#1A8399 #701A99 #99301A #43991A

square

#1A8399 #701A99 #99301A #43991A

split-complementary

#1A8399 #991A43 #99701A

monochromatic

#082930 #115665 #1A8399 #23B0CD #4DC7E1

Accessibility & contrast

On white

4.42

#1A8399 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#1A8399 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1A8399

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A8399	#FFFFFF	#000000	##000000
##1A8399	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#747F9A

Deuteranopia (green-blind)

#647399

Tritanopia (blue-blind)

#008B8A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1a8399;
/* rgb */ color: rgb(26, 131, 153);
/* oklch */ color: oklch(56.4% 0.094 216.2);

Tailwind

colors: {
  custom: {
    50: '#6fa7b7',
    500: '#1a8399',
    950: '#000000',
  },
}

SCSS

$custom: #1a8399;
$custom-light: #6fa7b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1a8399",
  "rgb": {
    "r": 26,
    "g": 131,
    "b": 153
  },
  "hsl": {
    "h": 190.394,
    "s": 70.95,
    "l": 35.098
  },
  "oklch": {
    "l": 0.56423,
    "c": 0.09404,
    "h": 216.2
  },
  "luminance": 0.18752
}

Semantic roles & 50–950 ramp

primary

#1A8399

secondary

#C3614C

accent

#593AEE

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1A8399

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

Preview Lab → · Contrast checker → · Palette generator →