#EFD05F#EFD05F

#EFD05F is a very light, vivid yellow. Relative luminance 0.643; OKLCH L 86.2% C 0.136 H 94.0°. Best body text is #000000 at 13.86:1 contrast (WCAG AA passes).

Color values

HEX	#EFD05F
RGB	rgb(239, 208, 95)
HSL	hsl(47, 82%, 65%)
HSV	hsv(47, 60%, 94%)
CMYK	cmyk(0%, 13%, 60.3%, 6.3%)
CIE-LAB	lab(84.12, -2.10, 58.81)
CIE-LCH	lch(84.12, 58.85, 92.04°)
OKLab	oklab(86.24% -0.0095 0.1355)
OKLCH	oklch(86.24% 0.136 94)
XYZ	xyz(60.2207, 64.2917, 20.0618)
Luminance	0.6429 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD05F #5F7EEF

analogous

#EF885F #EFD05F #C6EF5F

triadic

#EFD05F #5FEFD0 #D05FEF

tetradic

#EFD05F #5FEF88 #5F7EEF #EF5FC6

square

#EFD05F #5FEF88 #5F7EEF #EF5FC6

split-complementary

#EFD05F #5FC6EF #885FEF

monochromatic

#C09B13 #E9C027 #EFD05F #F5E097 #FAF1CE

Accessibility & contrast

On white

1.52

#EFD05F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.86

#EFD05F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD05F

13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD05F	#FFFFFF	#000000	##000000
##EFD05F	1.00	1.52	13.86	13.86
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.86	21.00	1.00	1.00
##000000	13.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CC53

Deuteranopia (green-blind)

#EBD664

Tritanopia (blue-blind)

#FFC1B7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #efd05f;
/* rgb */ color: rgb(239, 208, 95);
/* oklch */ color: oklch(86.2% 0.136 94.0);

Tailwind

colors: {
  custom: {
    50: '#f7de90',
    500: '#efd05f',
    950: '#000000',
  },
}

SCSS

$custom: #efd05f;
$custom-light: #f7de90;
$custom-dark: #000000;

JSON

{
  "hex": "#efd05f",
  "rgb": {
    "r": 239,
    "g": 208,
    "b": 95
  },
  "hsl": {
    "h": 47.083,
    "s": 81.818,
    "l": 65.49
  },
  "oklch": {
    "l": 0.86243,
    "c": 0.13586,
    "h": 94
  },
  "luminance": 0.64289
}

Semantic roles & 50–950 ramp

primary

#EFD05F

secondary

#3452BE

accent

#36DE07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150D

muted

#86847F

Preview Lab

Preview with #EFD05F

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

Preview Lab → · Contrast checker → · Palette generator →