#1F623A#1F623A

#1F623A is a dark, moderate green. Relative luminance 0.093; OKLCH L 44.3% C 0.094 H 153.6°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#1F623A
RGB	rgb(31, 98, 58)
HSL	hsl(144, 52%, 25%)
HSV	hsv(144, 68%, 38%)
CMYK	cmyk(68.4%, 0%, 40.8%, 61.6%)
CIE-LAB	lab(36.62, -31.12, 16.77)
CIE-LCH	lch(36.62, 35.35, 151.68°)
OKLab	oklab(44.29% -0.0842 0.0419)
OKLCH	oklch(44.29% 0.094 153.6)
XYZ	xyz(5.6960, 9.3316, 5.5032)
Luminance	0.0933 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F623A #621F47

analogous

#25621F #1F623A #1F625B

triadic

#1F623A #3A1F62 #623A1F

tetradic

#1F623A #1F2562 #621F47 #625B1F

square

#1F623A #1F2562 #621F47 #625B1F

split-complementary

#1F623A #5B1F62 #621F25

monochromatic

#07170E #10341E #1F623A #2E9056 #3CBF71

Accessibility & contrast

On white

7.33

#1F623A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#1F623A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F623A

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F623A	#FFFFFF	#000000	##FFFFFF
##1F623A	1.00	7.33	2.87	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A37

Deuteranopia (green-blind)

#59543D

Tritanopia (blue-blind)

#016158

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1f623a;
/* rgb */ color: rgb(31, 98, 58);
/* oklch */ color: oklch(44.3% 0.094 153.6);

Tailwind

colors: {
  custom: {
    50: '#638f70',
    500: '#1f623a',
    950: '#000000',
  },
}

SCSS

$custom: #1f623a;
$custom-light: #638f70;
$custom-dark: #000000;

JSON

{
  "hex": "#1f623a",
  "rgb": {
    "r": 31,
    "g": 98,
    "b": 58
  },
  "hsl": {
    "h": 144.179,
    "s": 51.938,
    "l": 25.294
  },
  "oklch": {
    "l": 0.4429,
    "c": 0.09402,
    "h": 153.6
  },
  "luminance": 0.09332
}

Semantic roles & 50–950 ramp

primary

#1F623A

secondary

#974676

accent

#4CA2DB

background

#F6F8F6

surface

#EBF0EC

border

#C6CBC7

text

#060C07

muted

#7A7D7A

Preview Lab

Preview with #1F623A

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

Preview Lab → · Contrast checker → · Palette generator →