#137A90#137A90

#137A90 is a mid, moderate cyan. Relative luminance 0.161; OKLCH L 53.6% C 0.091 H 217.1°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#137A90
RGB	rgb(19, 122, 144)
HSL	hsl(191, 77%, 32%)
HSV	hsv(191, 87%, 56%)
CMYK	cmyk(86.8%, 15.3%, 0%, 43.5%)
CIE-LAB	lab(47.07, -19.20, -19.70)
CIE-LCH	lch(47.07, 27.51, 225.73°)
OKLab	oklab(53.6% -0.0729 -0.0551)
OKLCH	oklch(53.6% 0.091 217.1)
XYZ	xyz(12.2600, 16.0696, 28.8357)
Luminance	0.1607 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#137A90 #902913

analogous

#139068 #137A90 #133C90

triadic

#137A90 #90137A #7A9013

tetradic

#137A90 #681390 #902913 #3C9013

square

#137A90 #681390 #902913 #3C9013

split-complementary

#137A90 #90133C #906813

monochromatic

#051E24 #0C4C5A #137A90 #1AA8C6 #39C7E5

Accessibility & contrast

On white

4.98

#137A90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#137A90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #137A90

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##137A90	#FFFFFF	#000000	##FFFFFF
##137A90	1.00	4.98	4.21	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7691

Deuteranopia (green-blind)

#5C6B90

Tritanopia (blue-blind)

#008281

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #137a90;
/* rgb */ color: rgb(19, 122, 144);
/* oklch */ color: oklch(53.6% 0.091 217.1);

Tailwind

colors: {
  custom: {
    50: '#6ba0b0',
    500: '#137a90',
    950: '#000000',
  },
}

SCSS

$custom: #137a90;
$custom-light: #6ba0b0;
$custom-dark: #000000;

JSON

{
  "hex": "#137a90",
  "rgb": {
    "r": 19,
    "g": 122,
    "b": 144
  },
  "hsl": {
    "h": 190.56,
    "s": 76.687,
    "l": 31.961
  },
  "oklch": {
    "l": 0.53595,
    "c": 0.09137,
    "h": 217.1
  },
  "luminance": 0.16071
}

Semantic roles & 50–950 ramp

primary

#137A90

secondary

#C4533B

accent

#5635F3

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #137A90

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

Preview Lab → · Contrast checker → · Palette generator →