#438E1B#438E1B

#438E1B is a mid, vivid yellow-green. Relative luminance 0.206; OKLCH L 57.6% C 0.163 H 137.5°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#438E1B
RGB	rgb(67, 142, 27)
HSL	hsl(99, 68%, 33%)
HSV	hsv(99, 81%, 56%)
CMYK	cmyk(52.8%, 0%, 81%, 44.3%)
CIE-LAB	lab(52.53, -43.26, 49.65)
CIE-LCH	lch(52.53, 65.86, 131.07°)
OKLab	oklab(57.64% -0.12 0.1102)
OKLCH	oklch(57.64% 0.163 137.5)
XYZ	xyz(12.1852, 20.6175, 4.3742)
Luminance	0.2062 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438E1B #661B8E

analogous

#7C8E1B #438E1B #1B8E2C

triadic

#438E1B #1B438E #8E1B43

tetradic

#438E1B #1B7C8E #661B8E #8E2C1B

square

#438E1B #1B7C8E #661B8E #8E2C1B

split-complementary

#438E1B #2C1B8E #8E1B7C

monochromatic

#122707 #2B5B11 #438E1B #5BC125 #7BDC47

Accessibility & contrast

On white

4.10

#438E1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#438E1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438E1B

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438E1B	#FFFFFF	#000000	##000000
##438E1B	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#897B28

Tritanopia (blue-blind)

#3E8979

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #438e1b;
/* rgb */ color: rgb(67, 142, 27);
/* oklch */ color: oklch(57.6% 0.163 137.5);

Tailwind

colors: {
  custom: {
    50: '#7fb062',
    500: '#438e1b',
    950: '#000000',
  },
}

SCSS

$custom: #438e1b;
$custom-light: #7fb062;
$custom-dark: #000000;

JSON

{
  "hex": "#438e1b",
  "rgb": {
    "r": 67,
    "g": 142,
    "b": 27
  },
  "hsl": {
    "h": 99.13,
    "s": 68.047,
    "l": 33.137
  },
  "oklch": {
    "l": 0.57643,
    "c": 0.16289,
    "h": 137.5
  },
  "luminance": 0.20618
}

Semantic roles & 50–950 ramp

primary

#438E1B

secondary

#9447BE

accent

#3DEBAE

background

#F8FAF6

surface

#EFF5EB

border

#CACFC6

text

#0B1005

muted

#7C7F7A

Preview Lab

Preview with #438E1B

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

Preview Lab → · Contrast checker → · Palette generator →