#AECF3B#AECF3B

#AECF3B is a light, vivid yellow-green. Relative luminance 0.539; OKLCH L 80.4% C 0.172 H 121.5°. Best body text is #000000 at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#AECF3B
RGB	rgb(174, 207, 59)
HSL	hsl(73, 61%, 52%)
HSV	hsv(73, 71%, 81%)
CMYK	cmyk(15.9%, 0%, 71.5%, 18.8%)
CIE-LAB	lab(78.43, -30.58, 65.83)
CIE-LCH	lch(78.43, 72.59, 114.92°)
OKLab	oklab(80.36% -0.0898 0.1468)
OKLCH	oklch(80.36% 0.172 121.5)
XYZ	xyz(40.5584, 53.9401, 12.4116)
Luminance	0.5394 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AECF3B #5C3BCF

analogous

#CFA63B #AECF3B #64CF3B

triadic

#AECF3B #3BAECF #CF3BAE

tetradic

#AECF3B #3BCFA6 #5C3BCF #CF3B64

square

#AECF3B #3BCFA6 #5C3BCF #CF3B64

split-complementary

#AECF3B #3B64CF #A63BCF

monochromatic

#60731C #89A528 #AECF3B #C2DB6C #D7E79D

Accessibility & contrast

On white

1.78

#AECF3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.79

#AECF3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AECF3B

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AECF3B	#FFFFFF	#000000	##000000
##AECF3B	1.00	1.78	11.79	11.79
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.79	21.00	1.00	1.00
##000000	11.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC320

Deuteranopia (green-blind)

#D7C248

Tritanopia (blue-blind)

#B7C4B2

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #aecf3b;
/* rgb */ color: rgb(174, 207, 59);
/* oklch */ color: oklch(80.4% 0.172 121.5);

Tailwind

colors: {
  custom: {
    50: '#cadd7b',
    500: '#aecf3b',
    950: '#000000',
  },
}

SCSS

$custom: #aecf3b;
$custom-light: #cadd7b;
$custom-dark: #000000;

JSON

{
  "hex": "#aecf3b",
  "rgb": {
    "r": 174,
    "g": 207,
    "b": 59
  },
  "hsl": {
    "h": 73.378,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.80359,
    "c": 0.17206,
    "h": 121.5
  },
  "luminance": 0.5394
}

Semantic roles & 50–950 ramp

primary

#AECF3B

secondary

#43327C

accent

#44E468

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #AECF3B

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

Preview Lab → · Contrast checker → · Palette generator →