#AEC03B#AEC03B

#AEC03B is a light, vivid yellow. Relative luminance 0.470; OKLCH L 77.0% C 0.155 H 116.9°. Best body text is #000000 at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#AEC03B
RGB	rgb(174, 192, 59)
HSL	hsl(68, 53%, 49%)
HSV	hsv(68, 69%, 75%)
CMYK	cmyk(9.4%, 0%, 69.3%, 24.7%)
CIE-LAB	lab(74.20, -23.39, 61.65)
CIE-LCH	lch(74.20, 65.94, 110.78°)
OKLab	oklab(76.96% -0.0699 0.138)
OKLCH	oklch(76.96% 0.155 116.9)
XYZ	xyz(37.0955, 47.0142, 11.2573)
Luminance	0.4701 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AEC03B #4D3BC0

analogous

#C0903B #AEC03B #6CC03B

triadic

#AEC03B #3BAEC0 #C03BAE

tetradic

#AEC03B #3BC090 #4D3BC0 #C03B6C

square

#AEC03B #3BC090 #4D3BC0 #C03B6C

split-complementary

#AEC03B #3B6CC0 #903BC0

monochromatic

#59621E #84912D #AEC03B #C2D168 #D5DF97

Accessibility & contrast

On white

2.02

#AEC03B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.40

#AEC03B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AEC03B

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AEC03B	#FFFFFF	#000000	##000000
##AEC03B	1.00	2.02	10.40	10.40
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.40	21.00	1.00	1.00
##000000	10.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB626

Deuteranopia (green-blind)

#CBB745

Tritanopia (blue-blind)

#B9B5A6

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #aec03b;
/* rgb */ color: rgb(174, 192, 59);
/* oklch */ color: oklch(77.0% 0.155 116.9);

Tailwind

colors: {
  custom: {
    50: '#c9d279',
    500: '#aec03b',
    950: '#000000',
  },
}

SCSS

$custom: #aec03b;
$custom-light: #c9d279;
$custom-dark: #000000;

JSON

{
  "hex": "#aec03b",
  "rgb": {
    "r": 174,
    "g": 192,
    "b": 59
  },
  "hsl": {
    "h": 68.12,
    "s": 52.988,
    "l": 49.216
  },
  "oklch": {
    "l": 0.76955,
    "c": 0.15467,
    "h": 116.9
  },
  "luminance": 0.47014
}

Semantic roles & 50–950 ramp

primary

#AEC03B

secondary

#958CCA

accent

#4BDC5F

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#14140A

muted

#82827C

Preview Lab

Preview with #AEC03B

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

Preview Lab → · Contrast checker → · Palette generator →