#1B4F3D#1B4F3D

#1B4F3D is a dark, moderate teal. Relative luminance 0.062; OKLCH L 38.7% C 0.064 H 167.0°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#1B4F3D
RGB	rgb(27, 79, 61)
HSL	hsl(159, 49%, 21%)
HSV	hsv(159, 66%, 31%)
CMYK	cmyk(65.8%, 0%, 22.8%, 69%)
CIE-LAB	lab(29.82, -22.27, 5.57)
CIE-LCH	lch(29.82, 22.96, 165.96°)
OKLab	oklab(38.71% -0.062 0.0143)
OKLCH	oklch(38.71% 0.064 167)
XYZ	xyz(4.0899, 6.1615, 5.3877)
Luminance	0.0616 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4F3D #4F1B2D

analogous

#1B4F23 #1B4F3D #1B474F

triadic

#1B4F3D #3D1B4F #4F3D1B

tetradic

#1B4F3D #231B4F #4F1B2D #474F1B

square

#1B4F3D #231B4F #4F1B2D #474F1B

split-complementary

#1B4F3D #4F1B47 #4F231B

monochromatic

#081712 #0B211A #1B4F3D #2B7D60 #3AAA83

Accessibility & contrast

On white

9.41

#1B4F3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#1B4F3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4F3D

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4F3D	#FFFFFF	#000000	##FFFFFF
##1B4F3D	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D493C

Deuteranopia (green-blind)

#46443E

Tritanopia (blue-blind)

#004F4A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1b4f3d;
/* rgb */ color: rgb(27, 79, 61);
/* oklch */ color: oklch(38.7% 0.064 167.0);

Tailwind

colors: {
  custom: {
    50: '#5e8172',
    500: '#1b4f3d',
    950: '#000000',
  },
}

SCSS

$custom: #1b4f3d;
$custom-light: #5e8172;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4f3d",
  "rgb": {
    "r": 27,
    "g": 79,
    "b": 61
  },
  "hsl": {
    "h": 159.231,
    "s": 49.057,
    "l": 20.784
  },
  "oklch": {
    "l": 0.38706,
    "c": 0.06362,
    "h": 167
  },
  "luminance": 0.06162
}

Semantic roles & 50–950 ramp

primary

#1B4F3D

secondary

#854158

accent

#4F7FD9

background

#F5F7F6

surface

#E9EEEC

border

#C5C9C7

text

#050A08

muted

#797C7B

Preview Lab

Preview with #1B4F3D

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

Preview Lab → · Contrast checker → · Palette generator →