#EFED5B#EFED5B

#EFED5B is a very light, vivid yellow. Relative luminance 0.797; OKLCH L 92.1% C 0.164 H 108.5°. Best body text is #000000 at 16.93:1 contrast (WCAG AA passes).

Color values

HEX	#EFED5B
RGB	rgb(239, 237, 91)
HSL	hsl(59, 82%, 65%)
HSV	hsv(59, 62%, 94%)
CMYK	cmyk(0%, 0.8%, 61.9%, 6.3%)
CIE-LAB	lab(91.54, -16.84, 68.58)
CIE-LCH	lch(91.54, 70.62, 103.80°)
OKLab	oklab(92.13% -0.0521 0.1558)
OKLCH	oklch(92.13% 0.164 108.5)
XYZ	xyz(67.7713, 79.6764, 21.7046)
Luminance	0.7967 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFED5B #5B5DEF

analogous

#EFA35B #EFED5B #A7EF5B

triadic

#EFED5B #5BEFED #ED5BEF

tetradic

#EFED5B #5BEFA3 #5B5DEF #EF5BA7

square

#EFED5B #5BEFA3 #5B5DEF #EF5BA7

split-complementary

#EFED5B #5BA7EF #A35BEF

monochromatic

#BDBB12 #EAE723 #EFED5B #F4F393 #FAF9CB

Accessibility & contrast

On white

1.24

#EFED5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.93

#EFED5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFED5B

16.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFED5B	#FFFFFF	#000000	##000000
##EFED5B	1.00	1.24	16.93	16.93
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.93	21.00	1.00	1.00
##000000	16.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE449

Deuteranopia (green-blind)

#FFE964

Tritanopia (blue-blind)

#FFDFCF

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #efed5b;
/* rgb */ color: rgb(239, 237, 91);
/* oklch */ color: oklch(92.1% 0.164 108.5);

Tailwind

colors: {
  custom: {
    50: '#f7f290',
    500: '#efed5b',
    950: '#000000',
  },
}

SCSS

$custom: #efed5b;
$custom-light: #f7f290;
$custom-dark: #000000;

JSON

{
  "hex": "#efed5b",
  "rgb": {
    "r": 239,
    "g": 237,
    "b": 91
  },
  "hsl": {
    "h": 59.189,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.92126,
    "c": 0.16422,
    "h": 108.5
  },
  "luminance": 0.79674
}

Semantic roles & 50–950 ramp

primary

#EFED5B

secondary

#3334BC

accent

#0ADF07

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160D

muted

#86857F

Preview Lab

Preview with #EFED5B

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

Preview Lab → · Contrast checker → · Palette generator →