#103C3E#103C3E

#103C3E is a dark, muted teal. Relative luminance 0.037; OKLCH L 32.8% C 0.047 H 199.4°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#103C3E
RGB	rgb(16, 60, 62)
HSL	hsl(183, 59%, 15%)
HSV	hsv(183, 74%, 24%)
CMYK	cmyk(74.2%, 3.2%, 0%, 75.7%)
CIE-LAB	lab(22.62, -13.91, -5.64)
CIE-LCH	lch(22.62, 15.01, 202.06°)
OKLab	oklab(32.76% -0.0443 -0.0156)
OKLCH	oklch(32.76% 0.047 199.4)
XYZ	xyz(2.6987, 3.6894, 5.1264)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103C3E #3E1210

analogous

#103E29 #103C3E #10253E

triadic

#103C3E #3E103C #3C3E10

tetradic

#103C3E #29103E #3E1210 #253E10

square

#103C3E #29103E #3E1210 #253E10

split-complementary

#103C3E #3E1025 #3E2910

monochromatic

#061818 #061818 #103C3E #1D6B6F #299A9F

Accessibility & contrast

On white

12.08

#103C3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#103C3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103C3E

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103C3E	#FFFFFF	#000000	##FFFFFF
##103C3E	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37393E

Deuteranopia (green-blind)

#30343E

Tritanopia (blue-blind)

#003E3C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #103c3e;
/* rgb */ color: rgb(16, 60, 62);
/* oklch */ color: oklch(32.8% 0.047 199.4);

Tailwind

colors: {
  custom: {
    50: '#567273',
    500: '#103c3e',
    950: '#000000',
  },
}

SCSS

$custom: #103c3e;
$custom-light: #567273;
$custom-dark: #000000;

JSON

{
  "hex": "#103c3e",
  "rgb": {
    "r": 16,
    "g": 60,
    "b": 62
  },
  "hsl": {
    "h": 182.609,
    "s": 58.974,
    "l": 15.294
  },
  "oklch": {
    "l": 0.32764,
    "c": 0.047,
    "h": 199.4
  },
  "luminance": 0.0369
}

Semantic roles & 50–950 ramp

primary

#103C3E

secondary

#783532

accent

#4C46E2

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030808

muted

#787B7B

Preview Lab

Preview with #103C3E

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

Preview Lab → · Contrast checker → · Palette generator →