#EFD561#EFD561

#EFD561 is a very light, vivid yellow. Relative luminance 0.668; OKLCH L 87.3% C 0.138 H 96.8°. Best body text is #000000 at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#EFD561
RGB	rgb(239, 213, 97)
HSL	hsl(49, 82%, 66%)
HSV	hsv(49, 59%, 94%)
CMYK	cmyk(0%, 10.9%, 59.4%, 6.3%)
CIE-LAB	lab(85.41, -4.51, 59.36)
CIE-LCH	lch(85.41, 59.53, 94.34°)
OKLab	oklab(87.27% -0.0162 0.137)
OKLCH	oklch(87.27% 0.138 96.8)
XYZ	xyz(61.5511, 66.8051, 20.9595)
Luminance	0.6680 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD561 #617BEF

analogous

#EF8E61 #EFD561 #C2EF61

triadic

#EFD561 #61EFD5 #D561EF

tetradic

#EFD561 #61EF8E #617BEF #EF61C2

square

#EFD561 #61EF8E #617BEF #EF61C2

split-complementary

#EFD561 #61C2EF #8E61EF

monochromatic

#C2A214 #E9C629 #EFD561 #F5E499 #FAF3D0

Accessibility & contrast

On white

1.46

#EFD561 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.36

#EFD561 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD561

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD561	#FFFFFF	#000000	##000000
##EFD561	1.00	1.46	14.36	14.36
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.36	21.00	1.00	1.00
##000000	14.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D055

Deuteranopia (green-blind)

#EFD966

Tritanopia (blue-blind)

#FFC7BC

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #efd561;
/* rgb */ color: rgb(239, 213, 97);
/* oklch */ color: oklch(87.3% 0.138 96.8);

Tailwind

colors: {
  custom: {
    50: '#f7e192',
    500: '#efd561',
    950: '#000000',
  },
}

SCSS

$custom: #efd561;
$custom-light: #f7e192;
$custom-dark: #000000;

JSON

{
  "hex": "#efd561",
  "rgb": {
    "r": 239,
    "g": 213,
    "b": 97
  },
  "hsl": {
    "h": 49.014,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.87268,
    "c": 0.13792,
    "h": 96.8
  },
  "luminance": 0.66802
}

Semantic roles & 50–950 ramp

primary

#EFD561

secondary

#344EC0

accent

#2FDE08

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150D

muted

#86847F

Preview Lab

Preview with #EFD561

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

Preview Lab → · Contrast checker → · Palette generator →