#105A3A#105A3A

#105A3A is a dark, moderate teal. Relative luminance 0.077; OKLCH L 41.5% C 0.088 H 159.2°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#105A3A
RGB	rgb(16, 90, 58)
HSL	hsl(154, 70%, 21%)
HSV	hsv(154, 82%, 35%)
CMYK	cmyk(82.2%, 0%, 35.6%, 64.7%)
CIE-LAB	lab(33.41, -30.32, 12.40)
CIE-LCH	lch(33.41, 32.76, 157.76°)
OKLab	oklab(41.55% -0.0823 0.0313)
OKLCH	oklch(41.55% 0.088 159.2)
XYZ	xyz(4.6331, 7.7274, 5.2495)
Luminance	0.0773 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#105A3A #5A1030

analogous

#105A15 #105A3A #10555A

triadic

#105A3A #3A105A #5A3A10

tetradic

#105A3A #15105A #5A1030 #555A10

square

#105A3A #15105A #5A1030 #555A10

split-complementary

#105A3A #5A1055 #5A1510

monochromatic

#051A11 #072619 #105A3A #198E5B #22C27D

Accessibility & contrast

On white

8.25

#105A3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#105A3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #105A3A

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##105A3A	#FFFFFF	#000000	##FFFFFF
##105A3A	1.00	8.25	2.55	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595238

Deuteranopia (green-blind)

#504C3C

Tritanopia (blue-blind)

#005952

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #105a3a;
/* rgb */ color: rgb(16, 90, 58);
/* oklch */ color: oklch(41.5% 0.088 159.2);

Tailwind

colors: {
  custom: {
    50: '#5c8970',
    500: '#105a3a',
    950: '#000000',
  },
}

SCSS

$custom: #105a3a;
$custom-light: #5c8970;
$custom-dark: #000000;

JSON

{
  "hex": "#105a3a",
  "rgb": {
    "r": 16,
    "g": 90,
    "b": 58
  },
  "hsl": {
    "h": 154.054,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.41548,
    "c": 0.08804,
    "h": 159.2
  },
  "luminance": 0.07728
}

Semantic roles & 50–950 ramp

primary

#105A3A

secondary

#93335C

accent

#3B88ED

background

#F5F8F6

surface

#E9F0EC

border

#C5CBC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #105A3A

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

Preview Lab → · Contrast checker → · Palette generator →