#ECC54C#ECC54C

#ECC54C is a very light, vivid yellow. Relative luminance 0.583; OKLCH L 83.6% C 0.143 H 90.9°. Best body text is #000000 at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#ECC54C
RGB	rgb(236, 197, 76)
HSL	hsl(45, 81%, 61%)
HSV	hsv(45, 68%, 93%)
CMYK	cmyk(0%, 16.5%, 67.8%, 7.5%)
CIE-LAB	lab(80.90, 1.16, 63.44)
CIE-LCH	lch(80.90, 63.45, 88.95°)
OKLab	oklab(83.59% -0.0022 0.1427)
OKLCH	oklch(83.59% 0.143 90.9)
XYZ	xyz(55.8658, 58.2904, 15.1447)
Luminance	0.5829 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECC54C #4C73EC

analogous

#EC754C #ECC54C #C3EC4C

triadic

#ECC54C #4CECC5 #C54CEC

tetradic

#ECC54C #4CEC75 #4C73EC #EC4CC3

square

#ECC54C #4CEC75 #4C73EC #EC4CC3

split-complementary

#ECC54C #4CC3EC #754CEC

monochromatic

#AB8612 #E3B118 #ECC54C #F2D783 #F8E9BB

Accessibility & contrast

On white

1.66

#ECC54C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.66

#ECC54C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECC54C

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECC54C	#FFFFFF	#000000	##000000
##ECC54C	1.00	1.66	12.66	12.66
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.66	21.00	1.00	1.00
##000000	12.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC23C

Deuteranopia (green-blind)

#E4CE52

Tritanopia (blue-blind)

#FFB5AC

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #ecc54c;
/* rgb */ color: rgb(236, 197, 76);
/* oklch */ color: oklch(83.6% 0.143 90.9);

Tailwind

colors: {
  custom: {
    50: '#f6d684',
    500: '#ecc54c',
    950: '#000000',
  },
}

SCSS

$custom: #ecc54c;
$custom-light: #f6d684;
$custom-dark: #000000;

JSON

{
  "hex": "#ecc54c",
  "rgb": {
    "r": 236,
    "g": 197,
    "b": 76
  },
  "hsl": {
    "h": 45.375,
    "s": 80.808,
    "l": 61.176
  },
  "oklch": {
    "l": 0.83586,
    "c": 0.1427,
    "h": 90.9
  },
  "luminance": 0.58287
}

Semantic roles & 50–950 ramp

primary

#ECC54C

secondary

#304EAC

accent

#3CDD08

background

#FFFEFB

surface

#FFFBF2

border

#D7D4CC

text

#18140B

muted

#86837E

Preview Lab

Preview with #ECC54C

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

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