#ECC54F#ECC54F

#ECC54F is a very light, vivid yellow. Relative luminance 0.583; OKLCH L 83.6% C 0.141 H 90.6°. Best body text is #000000 at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#ECC54F
RGB	rgb(236, 197, 79)
HSL	hsl(45, 81%, 62%)
HSV	hsv(45, 67%, 93%)
CMYK	cmyk(0%, 16.5%, 66.5%, 7.5%)
CIE-LAB	lab(80.92, 1.32, 62.22)
CIE-LCH	lch(80.92, 62.23, 88.78°)
OKLab	oklab(83.61% -0.0014 0.1406)
OKLCH	oklch(83.61% 0.141 90.6)
XYZ	xyz(55.9725, 58.3331, 15.7069)
Luminance	0.5833 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECC54F #4F76EC

analogous

#EC774F #ECC54F #C4EC4F

triadic

#ECC54F #4FECC5 #C54FEC

tetradic

#ECC54F #4FEC77 #4F76EC #EC4FC4

square

#ECC54F #4FEC77 #4F76EC #EC4FC4

split-complementary

#ECC54F #4FC4EC #774FEC

monochromatic

#AE8713 #E5B219 #ECC54F #F2D786 #F8E9BD

Accessibility & contrast

On white

1.66

#ECC54F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.67

#ECC54F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECC54F

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECC54F	#FFFFFF	#000000	##000000
##ECC54F	1.00	1.66	12.67	12.67
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.67	21.00	1.00	1.00
##000000	12.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC341

Deuteranopia (green-blind)

#E3CE55

Tritanopia (blue-blind)

#FFB6AC

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #ecc54f;
/* rgb */ color: rgb(236, 197, 79);
/* oklch */ color: oklch(83.6% 0.141 90.6);

Tailwind

colors: {
  custom: {
    50: '#f6d686',
    500: '#ecc54f',
    950: '#000000',
  },
}

SCSS

$custom: #ecc54f;
$custom-light: #f6d686;
$custom-dark: #000000;

JSON

{
  "hex": "#ecc54f",
  "rgb": {
    "r": 236,
    "g": 197,
    "b": 79
  },
  "hsl": {
    "h": 45.096,
    "s": 80.513,
    "l": 61.765
  },
  "oklch": {
    "l": 0.83612,
    "c": 0.14058,
    "h": 90.6
  },
  "luminance": 0.5833
}

Semantic roles & 50–950 ramp

primary

#ECC54F

secondary

#3150AE

accent

#3DDD09

background

#FFFEFB

surface

#FFFBF2

border

#D7D4CC

text

#18140B

muted

#86837E

Preview Lab

Preview with #ECC54F

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

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