#E9CF4F#E9CF4F

#E9CF4F is a very light, vivid yellow. Relative luminance 0.625; OKLCH L 85.3% C 0.147 H 97.7°. Best body text is #000000 at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#E9CF4F
RGB	rgb(233, 207, 79)
HSL	hsl(50, 78%, 61%)
HSV	hsv(50, 66%, 91%)
CMYK	cmyk(0%, 11.2%, 66.1%, 8.6%)
CIE-LAB	lab(83.19, -5.07, 64.51)
CIE-LCH	lch(83.19, 64.71, 94.49°)
OKLab	oklab(85.34% -0.0196 0.1455)
OKLCH	oklch(85.34% 0.147 97.7)
XYZ	xyz(57.3310, 62.5166, 16.4427)
Luminance	0.6251 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9CF4F #4F69E9

analogous

#E9824F #E9CF4F #B6E94F

triadic

#E9CF4F #4FE9CF #CF4FE9

tetradic

#E9CF4F #4FE982 #4F69E9 #E94FB6

square

#E9CF4F #4FE982 #4F69E9 #E94FB6

split-complementary

#E9CF4F #4FB6E9 #824FE9

monochromatic

#A99015 #DFBE1C #E9CF4F #F0DE85 #F7EDBC

Accessibility & contrast

On white

1.56

#E9CF4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.50

#E9CF4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9CF4F

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9CF4F	#FFFFFF	#000000	##000000
##E9CF4F	1.00	1.56	13.50	13.50
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.50	21.00	1.00	1.00
##000000	13.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CA3F

Deuteranopia (green-blind)

#E9D356

Tritanopia (blue-blind)

#FBC0B4

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #e9cf4f;
/* rgb */ color: rgb(233, 207, 79);
/* oklch */ color: oklch(85.3% 0.147 97.7);

Tailwind

colors: {
  custom: {
    50: '#f4dd86',
    500: '#e9cf4f',
    950: '#000000',
  },
}

SCSS

$custom: #e9cf4f;
$custom-light: #f4dd86;
$custom-dark: #000000;

JSON

{
  "hex": "#e9cf4f",
  "rgb": {
    "r": 233,
    "g": 207,
    "b": 79
  },
  "hsl": {
    "h": 49.87,
    "s": 77.778,
    "l": 61.176
  },
  "oklch": {
    "l": 0.85337,
    "c": 0.14682,
    "h": 97.7
  },
  "luminance": 0.62514
}

Semantic roles & 50–950 ramp

primary

#E9CF4F

secondary

#3246AA

accent

#2EDA0B

background

#FFFEFC

surface

#FFFCF3

border

#D7D5CD

text

#17150C

muted

#85847F

Preview Lab

Preview with #E9CF4F

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

Preview Lab → · Contrast checker → · Palette generator →