#104A59#104A59

#104A59 is a dark, moderate cyan. Relative luminance 0.057; OKLCH L 38.0% C 0.062 H 219.5°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#104A59
RGB	rgb(16, 74, 89)
HSL	hsl(192, 70%, 21%)
HSV	hsv(192, 82%, 35%)
CMYK	cmyk(82%, 16.9%, 0%, 65.1%)
CIE-LAB	lab(28.72, -12.33, -14.09)
CIE-LCH	lch(28.72, 18.72, 228.80°)
OKLab	oklab(38.05% -0.0478 -0.0394)
OKLCH	oklch(38.05% 0.062 219.5)
XYZ	xyz(4.4649, 5.7284, 10.3196)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104A59 #591F10

analogous

#105943 #104A59 #102559

triadic

#104A59 #59104A #4A5910

tetradic

#104A59 #431059 #591F10 #255910

square

#104A59 #431059 #591F10 #255910

split-complementary

#104A59 #591025 #594310

monochromatic

#05161A #071F25 #104A59 #19758D #23A0C1

Accessibility & contrast

On white

9.79

#104A59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#104A59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104A59

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104A59	#FFFFFF	#000000	##FFFFFF
##104A59	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41485A

Deuteranopia (green-blind)

#374159

Tritanopia (blue-blind)

#004F4F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #104a59;
/* rgb */ color: rgb(16, 74, 89);
/* oklch */ color: oklch(38.0% 0.062 219.5);

Tailwind

colors: {
  custom: {
    50: '#5c7c88',
    500: '#104a59',
    950: '#000000',
  },
}

SCSS

$custom: #104a59;
$custom-light: #5c7c88;
$custom-dark: #000000;

JSON

{
  "hex": "#104a59",
  "rgb": {
    "r": 16,
    "g": 74,
    "b": 89
  },
  "hsl": {
    "h": 192.329,
    "s": 69.524,
    "l": 20.588
  },
  "oklch": {
    "l": 0.3805,
    "c": 0.06196,
    "h": 219.5
  },
  "luminance": 0.05729
}

Semantic roles & 50–950 ramp

primary

#104A59

secondary

#924633

accent

#603BEC

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#05090B

muted

#797B7C

Preview Lab

Preview with #104A59

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

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