#EFE579#EFE579

#EFE579 is a very light, vivid yellow. Relative luminance 0.758; OKLCH L 90.8% C 0.130 H 103.9°. Best body text is #000000 at 16.15:1 contrast (WCAG AA passes).

Color values

HEX	#EFE579
RGB	rgb(239, 229, 121)
HSL	hsl(55, 79%, 71%)
HSV	hsv(55, 49%, 94%)
CMYK	cmyk(0%, 4.2%, 49.4%, 6.3%)
CIE-LAB	lab(89.75, -10.69, 53.39)
CIE-LCH	lch(89.75, 54.45, 101.32°)
OKLab	oklab(90.8% -0.0314 0.1265)
OKLCH	oklch(90.8% 0.13 103.9)
XYZ	xyz(67.0689, 75.7719, 29.1779)
Luminance	0.7577 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE579 #7983EF

analogous

#EFAA79 #EFE579 #BEEF79

triadic

#EFE579 #79EFE5 #E579EF

tetradic

#EFE579 #79EFAA #7983EF #EF79BE

square

#EFE579 #79EFAA #7983EF #EF79BE

split-complementary

#EFE579 #79BEEF #AA79EF

monochromatic

#D4C419 #E8DA42 #EFE579 #F6F0B0 #FCFAE4

Accessibility & contrast

On white

1.30

#EFE579 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.15

#EFE579 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE579

16.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE579	#FFFFFF	#000000	##000000
##EFE579	1.00	1.30	16.15	16.15
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.15	21.00	1.00	1.00
##000000	16.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DE6F

Deuteranopia (green-blind)

#F9E47E

Tritanopia (blue-blind)

#FED8CC

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #efe579;
/* rgb */ color: rgb(239, 229, 121);
/* oklch */ color: oklch(90.8% 0.130 103.9);

Tailwind

colors: {
  custom: {
    50: '#f6eda2',
    500: '#efe579',
    950: '#000000',
  },
}

SCSS

$custom: #efe579;
$custom-light: #f6eda2;
$custom-dark: #000000;

JSON

{
  "hex": "#efe579",
  "rgb": {
    "r": 239,
    "g": 229,
    "b": 121
  },
  "hsl": {
    "h": 54.915,
    "s": 78.667,
    "l": 70.588
  },
  "oklch": {
    "l": 0.90796,
    "c": 0.13038,
    "h": 103.9
  },
  "luminance": 0.7577
}

Semantic roles & 50–950 ramp

primary

#EFE579

secondary

#444FC9

accent

#1CDB0B

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#17160F

muted

#858480

Preview Lab

Preview with #EFE579

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

Preview Lab → · Contrast checker → · Palette generator →