#EFE56C#EFE56C

#EFE56C is a very light, vivid yellow. Relative luminance 0.755; OKLCH L 90.6% C 0.142 H 104.5°. Best body text is #000000 at 16.09:1 contrast (WCAG AA passes).

Color values

HEX	#EFE56C
RGB	rgb(239, 229, 108)
HSL	hsl(55, 80%, 68%)
HSV	hsv(55, 55%, 94%)
CMYK	cmyk(0%, 4.2%, 54.8%, 6.3%)
CIE-LAB	lab(89.61, -11.75, 59.20)
CIE-LCH	lch(89.61, 60.36, 101.22°)
OKLab	oklab(90.64% -0.0358 0.1379)
OKLCH	oklch(90.64% 0.142 104.5)
XYZ	xyz(66.3247, 75.4742, 25.2587)
Luminance	0.7547 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE56C #6C76EF

analogous

#EFA36C #EFE56C #B7EF6C

triadic

#EFE56C #6CEFE5 #E56CEF

tetradic

#EFE56C #6CEFA3 #6C76EF #EF6CB7

square

#EFE56C #6CEFA3 #6C76EF #EF6CB7

split-complementary

#EFE56C #6CB7EF #A36CEF

monochromatic

#CBBD16 #E9DB35 #EFE56C #F5EFA3 #FBF9DA

Accessibility & contrast

On white

1.30

#EFE56C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.09

#EFE56C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE56C

16.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE56C	#FFFFFF	#000000	##000000
##EFE56C	1.00	1.30	16.09	16.09
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.09	21.00	1.00	1.00
##000000	16.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DE60

Deuteranopia (green-blind)

#FAE472

Tritanopia (blue-blind)

#FFD8CA

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #efe56c;
/* rgb */ color: rgb(239, 229, 108);
/* oklch */ color: oklch(90.6% 0.142 104.5);

Tailwind

colors: {
  custom: {
    50: '#f7ed9a',
    500: '#efe56c',
    950: '#000000',
  },
}

SCSS

$custom: #efe56c;
$custom-light: #f7ed9a;
$custom-dark: #000000;

JSON

{
  "hex": "#efe56c",
  "rgb": {
    "r": 239,
    "g": 229,
    "b": 108
  },
  "hsl": {
    "h": 55.42,
    "s": 80.368,
    "l": 68.039
  },
  "oklch": {
    "l": 0.90641,
    "c": 0.14248,
    "h": 104.5
  },
  "luminance": 0.75472
}

Semantic roles & 50–950 ramp

primary

#EFE56C

secondary

#3843C7

accent

#19DD09

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#17160E

muted

#85847F

Preview Lab

Preview with #EFE56C

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

Preview Lab → · Contrast checker → · Palette generator →