#1C9823#1C9823

#1C9823 is a mid, vivid green. Relative luminance 0.228; OKLCH L 59.3% C 0.185 H 143.4°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#1C9823
RGB	rgb(28, 152, 35)
HSL	hsl(123, 69%, 35%)
HSV	hsv(123, 82%, 60%)
CMYK	cmyk(81.6%, 0%, 77%, 40.4%)
CIE-LAB	lab(54.89, -54.66, 48.91)
CIE-LCH	lch(54.89, 73.35, 138.17°)
OKLab	oklab(59.33% -0.148 0.1101)
OKLCH	oklch(59.33% 0.185 143.4)
XYZ	xyz(12.0097, 22.8232, 5.3622)
Luminance	0.2283 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C9823 #981C91

analogous

#53981C #1C9823 #1C9861

triadic

#1C9823 #231C98 #98231C

tetradic

#1C9823 #1C5398 #981C91 #98611C

square

#1C9823 #1C5398 #981C91 #98611C

split-complementary

#1C9823 #611C98 #981C53

monochromatic

#09310B #126417 #1C9823 #26CC2F #50DF58

Accessibility & contrast

On white

3.77

#1C9823 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#1C9823 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C9823

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C9823	#FFFFFF	#000000	##000000
##1C9823	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8908

Deuteranopia (green-blind)

#8E8030

Tritanopia (blue-blind)

#009382

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1c9823;
/* rgb */ color: rgb(28, 152, 35);
/* oklch */ color: oklch(59.3% 0.185 143.4);

Tailwind

colors: {
  custom: {
    50: '#71b867',
    500: '#1c9823',
    950: '#000000',
  },
}

SCSS

$custom: #1c9823;
$custom-light: #71b867;
$custom-dark: #000000;

JSON

{
  "hex": "#1c9823",
  "rgb": {
    "r": 28,
    "g": 152,
    "b": 35
  },
  "hsl": {
    "h": 123.387,
    "s": 68.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.59325,
    "c": 0.18452,
    "h": 143.4
  },
  "luminance": 0.22825
}

Semantic roles & 50–950 ramp

primary

#1C9823

secondary

#C14EBB

accent

#3CE2EC

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #1C9823

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

Preview Lab → · Contrast checker → · Palette generator →