#EFDF61#EFDF61

#EFDF61 is a very light, vivid yellow. Relative luminance 0.720; OKLCH L 89.3% C 0.146 H 102.1°. Best body text is #000000 at 15.40:1 contrast (WCAG AA passes).

Color values

HEX	#EFDF61
RGB	rgb(239, 223, 97)
HSL	hsl(53, 82%, 66%)
HSV	hsv(53, 59%, 94%)
CMYK	cmyk(0%, 6.7%, 59.4%, 6.3%)
CIE-LAB	lab(87.96, -9.55, 62.20)
CIE-LCH	lch(87.96, 62.93, 98.73°)
OKLab	oklab(89.3% -0.0307 0.143)
OKLCH	oklch(89.3% 0.146 102.1)
XYZ	xyz(64.1443, 71.9916, 21.8239)
Luminance	0.7199 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDF61 #6171EF

analogous

#EF9861 #EFDF61 #B8EF61

triadic

#EFDF61 #61EFDF #DF61EF

tetradic

#EFDF61 #61EF98 #6171EF #EF61B8

square

#EFDF61 #61EF98 #6171EF #EF61B8

split-complementary

#EFDF61 #61B8EF #9861EF

monochromatic

#C2AE14 #E9D429 #EFDF61 #F5EA99 #FAF6D0

Accessibility & contrast

On white

1.36

#EFDF61 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.40

#EFDF61 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDF61

15.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDF61	#FFFFFF	#000000	##000000
##EFDF61	1.00	1.36	15.40	15.40
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.40	21.00	1.00	1.00
##000000	15.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D953

Deuteranopia (green-blind)

#F6E068

Tritanopia (blue-blind)

#FFD1C4

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #efdf61;
/* rgb */ color: rgb(239, 223, 97);
/* oklch */ color: oklch(89.3% 0.146 102.1);

Tailwind

colors: {
  custom: {
    50: '#f7e892',
    500: '#efdf61',
    950: '#000000',
  },
}

SCSS

$custom: #efdf61;
$custom-light: #f7e892;
$custom-dark: #000000;

JSON

{
  "hex": "#efdf61",
  "rgb": {
    "r": 239,
    "g": 223,
    "b": 97
  },
  "hsl": {
    "h": 53.239,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.89297,
    "c": 0.14629,
    "h": 102.1
  },
  "luminance": 0.71989
}

Semantic roles & 50–950 ramp

primary

#EFDF61

secondary

#3444C0

accent

#20DE08

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFDF61

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

Preview Lab → · Contrast checker → · Palette generator →