#45B31B#45B31B

#45B31B is a light, highly saturated green. Relative luminance 0.336; OKLCH L 67.7% C 0.205 H 139.3°. Best body text is #000000 at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#45B31B
RGB	rgb(69, 179, 27)
HSL	hsl(103, 74%, 40%)
HSV	hsv(103, 85%, 70%)
CMYK	cmyk(61.5%, 0%, 84.9%, 29.8%)
CIE-LAB	lab(64.63, -56.37, 60.73)
CIE-LCH	lch(64.63, 82.86, 132.86°)
OKLab	oklab(67.66% -0.1553 0.1334)
OKLCH	oklch(67.66% 0.205 139.3)
XYZ	xyz(18.7714, 33.5828, 6.5296)
Luminance	0.3358 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45B31B #891BB3

analogous

#91B31B #45B31B #1BB33D

triadic

#45B31B #1B45B3 #B31B45

tetradic

#45B31B #1B91B3 #891BB3 #B33D1B

square

#45B31B #1B91B3 #891BB3 #B33D1B

split-complementary

#45B31B #3D1BB3 #B31B91

monochromatic

#1C490B #317E13 #45B31B #5EDF2C #86E761

Accessibility & contrast

On white

2.72

#45B31B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.72

#45B31B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #45B31B

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45B31B	#FFFFFF	#000000	##000000
##45B31B	1.00	2.72	7.72	7.72
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.72	21.00	1.00	1.00
##000000	7.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A200

Deuteranopia (green-blind)

#AB9930

Tritanopia (blue-blind)

#37AD98

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #45b31b;
/* rgb */ color: rgb(69, 179, 27);
/* oklch */ color: oklch(67.7% 0.205 139.3);

Tailwind

colors: {
  custom: {
    50: '#87cb68',
    500: '#45b31b',
    950: '#000000',
  },
}

SCSS

$custom: #45b31b;
$custom-light: #87cb68;
$custom-dark: #000000;

JSON

{
  "hex": "#45b31b",
  "rgb": {
    "r": 69,
    "g": 179,
    "b": 27
  },
  "hsl": {
    "h": 103.421,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.67657,
    "c": 0.20468,
    "h": 139.3
  },
  "luminance": 0.33585
}

Semantic roles & 50–950 ramp

primary

#45B31B

secondary

#AD5ECC

accent

#37F0BD

background

#F8FCF6

surface

#F0F9EB

border

#CBD2C6

text

#0D1307

muted

#7D827A

Preview Lab

Preview with #45B31B

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

Preview Lab → · Contrast checker → · Palette generator →