#EFEF7C#EFEF7C

#EFEF7C is a very light, vivid yellow. Relative luminance 0.815; OKLCH L 92.9% C 0.138 H 108.8°. Best body text is #000000 at 17.31:1 contrast (WCAG AA passes).

Color values

HEX	#EFEF7C
RGB	rgb(239, 239, 124)
HSL	hsl(60, 78%, 71%)
HSV	hsv(60, 48%, 94%)
CMYK	cmyk(0%, 0%, 48.1%, 6.3%)
CIE-LAB	lab(92.37, -15.37, 55.12)
CIE-LCH	lch(92.37, 57.22, 105.58°)
OKLab	oklab(92.89% -0.0445 0.1306)
OKLCH	oklch(92.89% 0.138 108.8)
XYZ	xyz(70.1027, 81.5406, 31.1109)
Luminance	0.8154 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEF7C #7C7CEF

analogous

#EFB57C #EFEF7C #B5EF7C

triadic

#EFEF7C #7CEFEF #EF7CEF

tetradic

#EFEF7C #7CEFB5 #7C7CEF #EF7CB5

square

#EFEF7C #7CEFB5 #7C7CEF #EF7CB5

split-complementary

#EFEF7C #7CB5EF #B57CEF

monochromatic

#D6D61A #E8E845 #EFEF7C #F6F6B3 #FCFCE4

Accessibility & contrast

On white

1.21

#EFEF7C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.31

#EFEF7C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEF7C

17.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEF7C	#FFFFFF	#000000	##000000
##EFEF7C	1.00	1.21	17.31	17.31
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.31	21.00	1.00	1.00
##000000	17.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE772

Deuteranopia (green-blind)

#FFEB82

Tritanopia (blue-blind)

#FDE3D5

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #efef7c;
/* rgb */ color: rgb(239, 239, 124);
/* oklch */ color: oklch(92.9% 0.138 108.8);

Tailwind

colors: {
  custom: {
    50: '#f6f4a4',
    500: '#efef7c',
    950: '#000000',
  },
}

SCSS

$custom: #efef7c;
$custom-light: #f6f4a4;
$custom-dark: #000000;

JSON

{
  "hex": "#efef7c",
  "rgb": {
    "r": 239,
    "g": 239,
    "b": 124
  },
  "hsl": {
    "h": 60,
    "s": 78.231,
    "l": 71.176
  },
  "oklch": {
    "l": 0.9289,
    "c": 0.13795,
    "h": 108.8
  },
  "luminance": 0.81539
}

Semantic roles & 50–950 ramp

primary

#EFEF7C

secondary

#4646C9

accent

#0BDA0B

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #EFEF7C

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

Preview Lab → · Contrast checker → · Palette generator →