#EFC54C#EFC54C

#EFC54C is a very light, vivid orange. Relative luminance 0.588; OKLCH L 83.9% C 0.143 H 89.5°. Best body text is #000000 at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#EFC54C
RGB	rgb(239, 197, 76)
HSL	hsl(45, 84%, 62%)
HSV	hsv(45, 68%, 94%)
CMYK	cmyk(0%, 17.6%, 68.2%, 6.3%)
CIE-LAB	lab(81.19, 2.42, 63.83)
CIE-LCH	lch(81.19, 63.88, 87.83°)
OKLab	oklab(83.88% 0.0012 0.1434)
OKLCH	oklch(83.88% 0.143 89.5)
XYZ	xyz(56.8704, 58.8085, 15.1918)
Luminance	0.5880 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFC54C #4C76EF

analogous

#EF744C #EFC54C #C8EF4C

triadic

#EFC54C #4CEFC5 #C54CEF

tetradic

#EFC54C #4CEF74 #4C76EF #EF4CC8

square

#EFC54C #4CEF74 #4C76EF #EF4CC8

split-complementary

#EFC54C #4CC8EF #744CEF

monochromatic

#B18710 #E9B215 #EFC54C #F4D784 #F9E9BC

Accessibility & contrast

On white

1.65

#EFC54C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.76

#EFC54C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFC54C

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFC54C	#FFFFFF	#000000	##000000
##EFC54C	1.00	1.65	12.76	12.76
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.76	21.00	1.00	1.00
##000000	12.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC33C

Deuteranopia (green-blind)

#E5CF52

Tritanopia (blue-blind)

#FFB5AC

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #efc54c;
/* rgb */ color: rgb(239, 197, 76);
/* oklch */ color: oklch(83.9% 0.143 89.5);

Tailwind

colors: {
  custom: {
    50: '#f8d684',
    500: '#efc54c',
    950: '#000000',
  },
}

SCSS

$custom: #efc54c;
$custom-light: #f8d684;
$custom-dark: #000000;

JSON

{
  "hex": "#efc54c",
  "rgb": {
    "r": 239,
    "g": 197,
    "b": 76
  },
  "hsl": {
    "h": 44.54,
    "s": 83.59,
    "l": 61.765
  },
  "oklch": {
    "l": 0.83878,
    "c": 0.14341,
    "h": 89.5
  },
  "luminance": 0.58805
}

Semantic roles & 50–950 ramp

primary

#EFC54C

secondary

#2E50B1

accent

#3EE005

background

#FFFEFB

surface

#FFFBF2

border

#D7D4CC

text

#18140B

muted

#86837E

Preview Lab

Preview with #EFC54C

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

Preview Lab → · Contrast checker → · Palette generator →