#104E5E#104E5E

#104E5E is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 39.4% C 0.065 H 219.7°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#104E5E
RGB	rgb(16, 78, 94)
HSL	hsl(192, 71%, 22%)
HSV	hsv(192, 83%, 37%)
CMYK	cmyk(83%, 17%, 0%, 63.1%)
CIE-LAB	lab(30.32, -12.83, -14.83)
CIE-LCH	lch(30.32, 19.61, 229.12°)
OKLab	oklab(39.41% -0.05 -0.0415)
OKLCH	oklch(39.41% 0.065 219.7)
XYZ	xyz(4.9576, 6.3665, 11.5551)
Luminance	0.0637 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104E5E #5E2010

analogous

#105E47 #104E5E #10275E

triadic

#104E5E #5E104E #4E5E10

tetradic

#104E5E #47105E #5E2010 #275E10

square

#104E5E #47105E #5E2010 #275E10

split-complementary

#104E5E #5E1027 #5E4710

monochromatic

#04161A #07232A #104E5E #197992 #22A5C7

Accessibility & contrast

On white

9.24

#104E5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#104E5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104E5E

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104E5E	#FFFFFF	#000000	##FFFFFF
##104E5E	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444C5F

Deuteranopia (green-blind)

#3A445E

Tritanopia (blue-blind)

#005353

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #104e5e;
/* rgb */ color: rgb(16, 78, 94);
/* oklch */ color: oklch(39.4% 0.065 219.7);

Tailwind

colors: {
  custom: {
    50: '#5d7f8b',
    500: '#104e5e',
    950: '#000000',
  },
}

SCSS

$custom: #104e5e;
$custom-light: #5d7f8b;
$custom-dark: #000000;

JSON

{
  "hex": "#104e5e",
  "rgb": {
    "r": 16,
    "g": 78,
    "b": 94
  },
  "hsl": {
    "h": 192.308,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.3941,
    "c": 0.06499,
    "h": 219.7
  },
  "luminance": 0.06367
}

Semantic roles & 50–950 ramp

primary

#104E5E

secondary

#974733

accent

#5F3AEE

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#050A0C

muted

#797C7D

Preview Lab

Preview with #104E5E

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

Preview Lab → · Contrast checker → · Palette generator →