#103B3F#103B3F

#103B3F is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.5% C 0.047 H 203.9°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#103B3F
RGB	rgb(16, 59, 63)
HSL	hsl(185, 59%, 15%)
HSV	hsv(185, 75%, 25%)
CMYK	cmyk(74.6%, 6.3%, 0%, 75.3%)
CIE-LAB	lab(22.29, -12.97, -6.80)
CIE-LCH	lch(22.29, 14.64, 207.67°)
OKLab	oklab(32.51% -0.0425 -0.0188)
OKLCH	oklch(32.51% 0.047 203.9)
XYZ	xyz(2.6745, 3.5967, 5.2549)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103B3F #3F1410

analogous

#103F2B #103B3F #10233F

triadic

#103B3F #3F103B #3B3F10

tetradic

#103B3F #2B103F #3F1410 #233F10

square

#103B3F #2B103F #3F1410 #233F10

split-complementary

#103B3F #3F1023 #3F2B10

monochromatic

#061718 #061718 #103B3F #1C6970 #2996A1

Accessibility & contrast

On white

12.21

#103B3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#103B3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103B3F

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103B3F	#FFFFFF	#000000	##FFFFFF
##103B3F	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36383F

Deuteranopia (green-blind)

#2F333F

Tritanopia (blue-blind)

#003E3C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #103b3f;
/* rgb */ color: rgb(16, 59, 63);
/* oklch */ color: oklch(32.5% 0.047 203.9);

Tailwind

colors: {
  custom: {
    50: '#567174',
    500: '#103b3f',
    950: '#000000',
  },
}

SCSS

$custom: #103b3f;
$custom-light: #567174;
$custom-dark: #000000;

JSON

{
  "hex": "#103b3f",
  "rgb": {
    "r": 16,
    "g": 59,
    "b": 63
  },
  "hsl": {
    "h": 185.106,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.32513,
    "c": 0.04653,
    "h": 203.9
  },
  "luminance": 0.03597
}

Semantic roles & 50–950 ramp

primary

#103B3F

secondary

#793832

accent

#5345E3

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #103B3F

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

Preview Lab → · Contrast checker → · Palette generator →