#ECEF5F#ECEF5F

#ECEF5F is a very light, vivid yellow. Relative luminance 0.804; OKLCH L 92.3% C 0.164 H 110.3°. Best body text is #000000 at 17.08:1 contrast (WCAG AA passes).

Color values

HEX	#ECEF5F
RGB	rgb(236, 239, 95)
HSL	hsl(61, 82%, 65%)
HSV	hsv(61, 60%, 94%)
CMYK	cmyk(1.3%, 0%, 60.3%, 6.3%)
CIE-LAB	lab(91.86, -18.77, 67.23)
CIE-LCH	lch(91.86, 69.80, 105.60°)
OKLab	oklab(92.34% -0.0569 0.1535)
OKLCH	oklch(92.34% 0.164 110.3)
XYZ	xyz(67.5261, 80.3938, 22.7847)
Luminance	0.8039 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECEF5F #625FEF

analogous

#EFAA5F #ECEF5F #A4EF5F

triadic

#ECEF5F #5FECEF #EF5FEC

tetradic

#ECEF5F #5FEFAA #625FEF #EF5FA4

square

#ECEF5F #5FEFAA #625FEF #EF5FA4

split-complementary

#ECEF5F #5FA4EF #AA5FEF

monochromatic

#BDC013 #E5E927 #ECEF5F #F3F597 #F9FACE

Accessibility & contrast

On white

1.23

#ECEF5F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.08

#ECEF5F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECEF5F

17.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECEF5F	#FFFFFF	#000000	##000000
##ECEF5F	1.00	1.23	17.08	17.08
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.08	21.00	1.00	1.00
##000000	17.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE54E

Deuteranopia (green-blind)

#FFEA68

Tritanopia (blue-blind)

#FBE1D1

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #ecef5f;
/* rgb */ color: rgb(236, 239, 95);
/* oklch */ color: oklch(92.3% 0.164 110.3);

Tailwind

colors: {
  custom: {
    50: '#f5f492',
    500: '#ecef5f',
    950: '#000000',
  },
}

SCSS

$custom: #ecef5f;
$custom-light: #f5f492;
$custom-dark: #000000;

JSON

{
  "hex": "#ecef5f",
  "rgb": {
    "r": 236,
    "g": 239,
    "b": 95
  },
  "hsl": {
    "h": 61.25,
    "s": 81.818,
    "l": 65.49
  },
  "oklch": {
    "l": 0.92336,
    "c": 0.16372,
    "h": 110.3
  },
  "luminance": 0.80392
}

Semantic roles & 50–950 ramp

primary

#ECEF5F

secondary

#3734BE

accent

#07DE0C

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #ECEF5F

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

Preview Lab → · Contrast checker → · Palette generator →