#ECEF5A#ECEF5A

#ECEF5A is a very light, vivid yellow. Relative luminance 0.803; OKLCH L 92.3% C 0.167 H 110.4°. Best body text is #000000 at 17.06:1 contrast (WCAG AA passes).

Color values

HEX	#ECEF5A
RGB	rgb(236, 239, 90)
HSL	hsl(61, 82%, 65%)
HSV	hsv(61, 62%, 94%)
CMYK	cmyk(1.3%, 0%, 62.3%, 6.3%)
CIE-LAB	lab(91.82, -19.08, 69.21)
CIE-LCH	lch(91.82, 71.79, 105.42°)
OKLab	oklab(92.29% -0.0583 0.157)
OKLCH	oklch(92.29% 0.167 110.4)
XYZ	xyz(67.3061, 80.3058, 21.6259)
Luminance	0.8030 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECEF5A #5D5AEF

analogous

#EFA85A #ECEF5A #A2EF5A

triadic

#ECEF5A #5AECEF #EF5AEC

tetradic

#ECEF5A #5AEFA8 #5D5AEF #EF5AA2

square

#ECEF5A #5AEFA8 #5D5AEF #EF5AA2

split-complementary

#ECEF5A #5AA2EF #A85AEF

monochromatic

#B9BC12 #E6EA22 #ECEF5A #F2F492 #F9FACA

Accessibility & contrast

On white

1.23

#ECEF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.06

#ECEF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECEF5A

17.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECEF5A	#FFFFFF	#000000	##000000
##ECEF5A	1.00	1.23	17.06	17.06
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.06	21.00	1.00	1.00
##000000	17.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE547

Deuteranopia (green-blind)

#FFEA64

Tritanopia (blue-blind)

#FBE1D0

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #ecef5a;
/* rgb */ color: rgb(236, 239, 90);
/* oklch */ color: oklch(92.3% 0.167 110.4);

Tailwind

colors: {
  custom: {
    50: '#f5f48f',
    500: '#ecef5a',
    950: '#000000',
  },
}

SCSS

$custom: #ecef5a;
$custom-light: #f5f48f;
$custom-dark: #000000;

JSON

{
  "hex": "#ecef5a",
  "rgb": {
    "r": 236,
    "g": 239,
    "b": 90
  },
  "hsl": {
    "h": 61.208,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.92292,
    "c": 0.16749,
    "h": 110.4
  },
  "luminance": 0.80304
}

Semantic roles & 50–950 ramp

primary

#ECEF5A

secondary

#3532BB

accent

#07DF0B

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #ECEF5A

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

Preview Lab → · Contrast checker → · Palette generator →