#EFCF5A#EFCF5A

#EFCF5A is a very light, vivid yellow. Relative luminance 0.637; OKLCH L 86.0% C 0.139 H 94.0°. Best body text is #000000 at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#EFCF5A
RGB	rgb(239, 207, 90)
HSL	hsl(47, 82%, 65%)
HSV	hsv(47, 62%, 94%)
CMYK	cmyk(0%, 13.4%, 62.3%, 6.3%)
CIE-LAB	lab(83.82, -1.91, 60.69)
CIE-LCH	lch(83.82, 60.72, 91.81°)
OKLab	oklab(85.99% -0.0096 0.1389)
OKLCH	oklch(85.99% 0.139 94)
XYZ	xyz(59.7576, 63.7176, 18.8220)
Luminance	0.6371 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFCF5A #5A7AEF

analogous

#EF855A #EFCF5A #C5EF5A

triadic

#EFCF5A #5AEFCF #CF5AEF

tetradic

#EFCF5A #5AEF85 #5A7AEF #EF5AC5

square

#EFCF5A #5AEF85 #5A7AEF #EF5AC5

split-complementary

#EFCF5A #5AC5EF #855AEF

monochromatic

#BC9812 #EABF22 #EFCF5A #F4DF92 #FAEFCA

Accessibility & contrast

On white

1.53

#EFCF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.74

#EFCF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFCF5A

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFCF5A	#FFFFFF	#000000	##000000
##EFCF5A	1.00	1.53	13.74	13.74
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.74	21.00	1.00	1.00
##000000	13.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CB4D

Deuteranopia (green-blind)

#EBD55F

Tritanopia (blue-blind)

#FFC0B6

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #efcf5a;
/* rgb */ color: rgb(239, 207, 90);
/* oklch */ color: oklch(86.0% 0.139 94.0);

Tailwind

colors: {
  custom: {
    50: '#f8dd8d',
    500: '#efcf5a',
    950: '#000000',
  },
}

SCSS

$custom: #efcf5a;
$custom-light: #f8dd8d;
$custom-dark: #000000;

JSON

{
  "hex": "#efcf5a",
  "rgb": {
    "r": 239,
    "g": 207,
    "b": 90
  },
  "hsl": {
    "h": 47.114,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.85992,
    "c": 0.13921,
    "h": 94
  },
  "luminance": 0.63715
}

Semantic roles & 50–950 ramp

primary

#EFCF5A

secondary

#3250BB

accent

#35DF07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFCF5A

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

Preview Lab → · Contrast checker → · Palette generator →