#1B644F#1B644F

#1B644F is a mid, moderate teal. Relative luminance 0.099; OKLCH L 45.3% C 0.079 H 169.7°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#1B644F
RGB	rgb(27, 100, 79)
HSL	hsl(163, 57%, 25%)
HSV	hsv(163, 73%, 39%)
CMYK	cmyk(73%, 0%, 21%, 60.8%)
CIE-LAB	lab(37.68, -27.77, 5.53)
CIE-LCH	lch(37.68, 28.31, 168.74°)
OKLab	oklab(45.29% -0.0776 0.0141)
OKLCH	oklch(45.29% 0.079 169.7)
XYZ	xyz(6.4197, 9.9111, 8.9703)
Luminance	0.0991 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B644F #641B30

analogous

#1B642B #1B644F #1B5464

triadic

#1B644F #4F1B64 #644F1B

tetradic

#1B644F #2B1B64 #641B30 #54641B

square

#1B644F #2B1B64 #641B30 #54641B

split-complementary

#1B644F #641B54 #642B1B

monochromatic

#071813 #0E3429 #1B644F #289475 #35C49B

Accessibility & contrast

On white

7.04

#1B644F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#1B644F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B644F

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B644F	#FFFFFF	#000000	##FFFFFF
##1B644F	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615D4E

Deuteranopia (green-blind)

#575650

Tritanopia (blue-blind)

#00655E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1b644f;
/* rgb */ color: rgb(27, 100, 79);
/* oklch */ color: oklch(45.3% 0.079 169.7);

Tailwind

colors: {
  custom: {
    50: '#639180',
    500: '#1b644f',
    950: '#000000',
  },
}

SCSS

$custom: #1b644f;
$custom-light: #639180;
$custom-dark: #000000;

JSON

{
  "hex": "#1b644f",
  "rgb": {
    "r": 27,
    "g": 100,
    "b": 79
  },
  "hsl": {
    "h": 162.74,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.45292,
    "c": 0.07884,
    "h": 169.7
  },
  "luminance": 0.09912
}

Semantic roles & 50–950 ramp

primary

#1B644F

secondary

#99415B

accent

#4773E1

background

#F6F8F7

surface

#EBF0EE

border

#C6CBC9

text

#060D0A

muted

#7A7D7C

Preview Lab

Preview with #1B644F

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

Preview Lab → · Contrast checker → · Palette generator →