#EFEB6B#EFEB6B

#EFEB6B is a very light, vivid yellow. Relative luminance 0.788; OKLCH L 91.9% C 0.149 H 107.4°. Best body text is #000000 at 16.77:1 contrast (WCAG AA passes).

Color values

HEX	#EFEB6B
RGB	rgb(239, 235, 107)
HSL	hsl(58, 80%, 68%)
HSV	hsv(58, 55%, 94%)
CMYK	cmyk(0%, 1.7%, 55.2%, 6.3%)
CIE-LAB	lab(91.16, -14.78, 61.41)
CIE-LCH	lch(91.16, 63.16, 103.53°)
OKLab	oklab(91.87% -0.0445 0.1425)
OKLCH	oklch(91.87% 0.149 107.4)
XYZ	xyz(67.9607, 78.8309, 25.5430)
Luminance	0.7883 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEB6B #6B6FEF

analogous

#EFA96B #EFEB6B #B1EF6B

triadic

#EFEB6B #6BEFEB #EB6BEF

tetradic

#EFEB6B #6BEFA9 #6B6FEF #EF6BB1

square

#EFEB6B #6BEFA9 #6B6FEF #EF6BB1

split-complementary

#EFEB6B #6BB1EF #A96BEF

monochromatic

#CAC416 #E9E434 #EFEB6B #F5F2A2 #FBFAD9

Accessibility & contrast

On white

1.25

#EFEB6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.77

#EFEB6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEB6B

16.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEB6B	#FFFFFF	#000000	##000000
##EFEB6B	1.00	1.25	16.77	16.77
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.77	21.00	1.00	1.00
##000000	16.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE35E

Deuteranopia (green-blind)

#FFE872

Tritanopia (blue-blind)

#FEDECF

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #efeb6b;
/* rgb */ color: rgb(239, 235, 107);
/* oklch */ color: oklch(91.9% 0.149 107.4);

Tailwind

colors: {
  custom: {
    50: '#f7f199',
    500: '#efeb6b',
    950: '#000000',
  },
}

SCSS

$custom: #efeb6b;
$custom-light: #f7f199;
$custom-dark: #000000;

JSON

{
  "hex": "#efeb6b",
  "rgb": {
    "r": 239,
    "g": 235,
    "b": 107
  },
  "hsl": {
    "h": 58.182,
    "s": 80.488,
    "l": 67.843
  },
  "oklch": {
    "l": 0.91866,
    "c": 0.14933,
    "h": 107.4
  },
  "luminance": 0.78829
}

Semantic roles & 50–950 ramp

primary

#EFEB6B

secondary

#373CC7

accent

#0FDD09

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18160E

muted

#86857F

Preview Lab

Preview with #EFEB6B

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

Preview Lab → · Contrast checker → · Palette generator →