#289B4C#289B4C

#289B4C is a mid, vivid green. Relative luminance 0.244; OKLCH L 60.9% C 0.154 H 149.3°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#289B4C
RGB	rgb(40, 155, 76)
HSL	hsl(139, 59%, 38%)
HSV	hsv(139, 74%, 61%)
CMYK	cmyk(74.2%, 0%, 51%, 39.2%)
CIE-LAB	lab(56.50, -49.07, 32.37)
CIE-LCH	lch(56.50, 58.79, 146.59°)
OKLab	oklab(60.85% -0.132 0.0785)
OKLCH	oklch(60.85% 0.154 149.3)
XYZ	xyz(13.8998, 24.4140, 10.8159)
Luminance	0.2442 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289B4C #9B2877

analogous

#3D9B28 #289B4C #289B85

triadic

#289B4C #4C289B #9B4C28

tetradic

#289B4C #283D9B #9B2877 #9B8528

square

#289B4C #283D9B #9B2877 #9B8528

split-complementary

#289B4C #85289B #9B283D

monochromatic

#0F3A1C #1B6A34 #289B4C #35CB64 #66D789

Accessibility & contrast

On white

3.57

#289B4C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#289B4C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289B4C

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289B4C	#FFFFFF	#000000	##000000
##289B4C	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8D45

Deuteranopia (green-blind)

#8F8452

Tritanopia (blue-blind)

#009889

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #289b4c;
/* rgb */ color: rgb(40, 155, 76);
/* oklch */ color: oklch(60.9% 0.154 149.3);

Tailwind

colors: {
  custom: {
    50: '#73b97f',
    500: '#289b4c',
    950: '#000000',
  },
}

SCSS

$custom: #289b4c;
$custom-light: #73b97f;
$custom-dark: #000000;

JSON

{
  "hex": "#289b4c",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 76
  },
  "hsl": {
    "h": 138.783,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.60851,
    "c": 0.15358,
    "h": 149.3
  },
  "luminance": 0.24416
}

Semantic roles & 50–950 ramp

primary

#289B4C

secondary

#BD61A1

accent

#46B1E2

background

#F7FBF7

surface

#EEF6EE

border

#C9D0C9

text

#09120A

muted

#7B817C

Preview Lab

Preview with #289B4C

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

Preview Lab → · Contrast checker → · Palette generator →