#EFC351#EFC351

#EFC351 is a very light, vivid orange. Relative luminance 0.580; OKLCH L 83.5% C 0.139 H 87.7°. Best body text is #000000 at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#EFC351
RGB	rgb(239, 195, 81)
HSL	hsl(43, 83%, 63%)
HSV	hsv(43, 66%, 94%)
CMYK	cmyk(0%, 18.4%, 66.1%, 6.3%)
CIE-LAB	lab(80.73, 3.73, 61.25)
CIE-LCH	lch(80.73, 61.36, 86.51°)
OKLab	oklab(83.53% 0.0056 0.1387)
OKLCH	oklch(83.53% 0.139 87.7)
XYZ	xyz(56.6000, 57.9785, 15.9928)
Luminance	0.5797 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFC351 #517DEF

analogous

#EF7451 #EFC351 #CCEF51

triadic

#EFC351 #51EFC3 #C351EF

tetradic

#EFC351 #51EF74 #517DEF #EF51CC

square

#EFC351 #51EF74 #517DEF #EF51CC

split-complementary

#EFC351 #51CCEF #7451EF

monochromatic

#B58711 #EAB019 #EFC351 #F4D689 #F9EAC1

Accessibility & contrast

On white

1.67

#EFC351 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.60

#EFC351 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFC351

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFC351	#FFFFFF	#000000	##000000
##EFC351	1.00	1.67	12.60	12.60
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.60	21.00	1.00	1.00
##000000	12.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C143

Deuteranopia (green-blind)

#E3CD56

Tritanopia (blue-blind)

#FFB3AB

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #efc351;
/* rgb */ color: rgb(239, 195, 81);
/* oklch */ color: oklch(83.5% 0.139 87.7);

Tailwind

colors: {
  custom: {
    50: '#f8d487',
    500: '#efc351',
    950: '#000000',
  },
}

SCSS

$custom: #efc351;
$custom-light: #f8d487;
$custom-dark: #000000;

JSON

{
  "hex": "#efc351",
  "rgb": {
    "r": 239,
    "g": 195,
    "b": 81
  },
  "hsl": {
    "h": 43.291,
    "s": 83.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.83528,
    "c": 0.13884,
    "h": 87.7
  },
  "luminance": 0.57975
}

Semantic roles & 50–950 ramp

primary

#EFC351

secondary

#3055B5

accent

#43E006

background

#FFFEFC

surface

#FFFBF3

border

#D7D4CD

text

#18140C

muted

#86837F

Preview Lab

Preview with #EFC351

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

Preview Lab → · Contrast checker → · Palette generator →