#103E3F#103E3F

#103E3F is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.4% C 0.048 H 197.2°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#103E3F
RGB	rgb(16, 62, 63)
HSL	hsl(181, 59%, 15%)
HSV	hsv(181, 75%, 25%)
CMYK	cmyk(74.6%, 1.6%, 0%, 75.3%)
CIE-LAB	lab(23.39, -14.73, -5.16)
CIE-LCH	lch(23.39, 15.61, 199.28°)
OKLab	oklab(33.4% -0.0463 -0.0143)
OKLCH	oklch(33.4% 0.048 197.2)
XYZ	xyz(2.8331, 3.9140, 5.3078)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103E3F #3F1110

analogous

#103F28 #103E3F #10263F

triadic

#103E3F #3F103E #3E3F10

tetradic

#103E3F #28103F #3F1110 #263F10

square

#103E3F #28103F #3F1110 #263F10

split-complementary

#103E3F #3F1026 #3F2810

monochromatic

#061818 #061818 #103E3F #1C6E70 #299EA1

Accessibility & contrast

On white

11.78

#103E3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#103E3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103E3F

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103E3F	#FFFFFF	#000000	##FFFFFF
##103E3F	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393B3F

Deuteranopia (green-blind)

#32353F

Tritanopia (blue-blind)

#00403E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #103e3f;
/* rgb */ color: rgb(16, 62, 63);
/* oklch */ color: oklch(33.4% 0.048 197.2);

Tailwind

colors: {
  custom: {
    50: '#567374',
    500: '#103e3f',
    950: '#000000',
  },
}

SCSS

$custom: #103e3f;
$custom-light: #567374;
$custom-dark: #000000;

JSON

{
  "hex": "#103e3f",
  "rgb": {
    "r": 16,
    "g": 62,
    "b": 63
  },
  "hsl": {
    "h": 181.277,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.33398,
    "c": 0.04846,
    "h": 197.2
  },
  "luminance": 0.03914
}

Semantic roles & 50–950 ramp

primary

#103E3F

secondary

#793332

accent

#4845E3

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #103E3F

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

Preview Lab → · Contrast checker → · Palette generator →