#EFD05C#EFD05C

#EFD05C is a very light, vivid yellow. Relative luminance 0.642; OKLCH L 86.2% C 0.138 H 94.3°. Best body text is #000000 at 13.85:1 contrast (WCAG AA passes).

Color values

HEX	#EFD05C
RGB	rgb(239, 208, 92)
HSL	hsl(47, 82%, 65%)
HSV	hsv(47, 62%, 94%)
CMYK	cmyk(0%, 13%, 61.5%, 6.3%)
CIE-LAB	lab(84.09, -2.30, 60.11)
CIE-LCH	lch(84.09, 60.15, 92.19°)
OKLab	oklab(86.21% -0.0105 0.1379)
OKLCH	oklch(86.21% 0.138 94.3)
XYZ	xyz(60.0869, 64.2382, 19.3574)
Luminance	0.6423 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD05C #5C7BEF

analogous

#EF875C #EFD05C #C4EF5C

triadic

#EFD05C #5CEFD0 #D05CEF

tetradic

#EFD05C #5CEF87 #5C7BEF #EF5CC4

square

#EFD05C #5CEF87 #5C7BEF #EF5CC4

split-complementary

#EFD05C #5CC4EF #875CEF

monochromatic

#BE9A13 #EAC024 #EFD05C #F4E094 #FAF0CB

Accessibility & contrast

On white

1.52

#EFD05C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.85

#EFD05C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD05C

13.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD05C	#FFFFFF	#000000	##000000
##EFD05C	1.00	1.52	13.85	13.85
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.85	21.00	1.00	1.00
##000000	13.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CC4F

Deuteranopia (green-blind)

#ECD661

Tritanopia (blue-blind)

#FFC1B7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #efd05c;
/* rgb */ color: rgb(239, 208, 92);
/* oklch */ color: oklch(86.2% 0.138 94.3);

Tailwind

colors: {
  custom: {
    50: '#f8de8e',
    500: '#efd05c',
    950: '#000000',
  },
}

SCSS

$custom: #efd05c;
$custom-light: #f8de8e;
$custom-dark: #000000;

JSON

{
  "hex": "#efd05c",
  "rgb": {
    "r": 239,
    "g": 208,
    "b": 92
  },
  "hsl": {
    "h": 47.347,
    "s": 82.123,
    "l": 64.902
  },
  "oklch": {
    "l": 0.86212,
    "c": 0.13832,
    "h": 94.3
  },
  "luminance": 0.64235
}

Semantic roles & 50–950 ramp

primary

#EFD05C

secondary

#3350BC

accent

#34DF07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150D

muted

#86847F

Preview Lab

Preview with #EFD05C

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

Preview Lab → · Contrast checker → · Palette generator →