#135A6D#135A6D

#135A6D is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 43.5% C 0.073 H 220.6°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#135A6D
RGB	rgb(19, 90, 109)
HSL	hsl(193, 70%, 25%)
HSV	hsv(193, 83%, 43%)
CMYK	cmyk(82.6%, 17.4%, 0%, 57.3%)
CIE-LAB	lab(35.11, -13.93, -16.90)
CIE-LCH	lch(35.11, 21.90, 230.50°)
OKLab	oklab(43.49% -0.0552 -0.0473)
OKLCH	oklch(43.49% 0.073 220.6)
XYZ	xyz(6.6839, 8.5541, 15.7639)
Luminance	0.0856 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#135A6D #6D2613

analogous

#136D53 #135A6D #132D6D

triadic

#135A6D #6D135A #5A6D13

tetradic

#135A6D #53136D #6D2613 #2D6D13

square

#135A6D #53136D #6D2613 #2D6D13

split-complementary

#135A6D #6D132D #6D5313

monochromatic

#05161A #0A2F39 #135A6D #1C85A1 #25B0D5

Accessibility & contrast

On white

7.75

#135A6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#135A6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #135A6D

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##135A6D	#FFFFFF	#000000	##FFFFFF
##135A6D	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F576E

Deuteranopia (green-blind)

#434F6D

Tritanopia (blue-blind)

#006060

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #135a6d;
/* rgb */ color: rgb(19, 90, 109);
/* oklch */ color: oklch(43.5% 0.073 220.6);

Tailwind

colors: {
  custom: {
    50: '#628897',
    500: '#135a6d',
    950: '#000000',
  },
}

SCSS

$custom: #135a6d;
$custom-light: #628897;
$custom-dark: #000000;

JSON

{
  "hex": "#135a6d",
  "rgb": {
    "r": 19,
    "g": 90,
    "b": 109
  },
  "hsl": {
    "h": 192.667,
    "s": 70.313,
    "l": 25.098
  },
  "oklch": {
    "l": 0.43494,
    "c": 0.07266,
    "h": 220.6
  },
  "luminance": 0.08555
}

Semantic roles & 50–950 ramp

primary

#135A6D

secondary

#A44F38

accent

#603BED

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #135A6D

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

Preview Lab → · Contrast checker → · Palette generator →