#ECE37A#ECE37A

#ECE37A is a very light, vivid yellow. Relative luminance 0.742; OKLCH L 90.1% C 0.127 H 104.3°. Best body text is #000000 at 15.84:1 contrast (WCAG AA passes).

Color values

HEX	#ECE37A
RGB	rgb(236, 227, 122)
HSL	hsl(55, 75%, 70%)
HSV	hsv(55, 48%, 93%)
CMYK	cmyk(0%, 3.8%, 48.3%, 7.5%)
CIE-LAB	lab(89.01, -10.80, 51.97)
CIE-LCH	lch(89.01, 53.08, 101.74°)
OKLab	oklab(90.15% -0.0314 0.1235)
OKLCH	oklch(90.15% 0.127 104.3)
XYZ	xyz(65.5757, 74.1781, 29.2721)
Luminance	0.7418 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE37A #7A83EC

analogous

#ECAA7A #ECE37A #BCEC7A

triadic

#ECE37A #7AECE3 #E37AEC

tetradic

#ECE37A #7AECAA #7A83EC #EC7ABC

square

#ECE37A #7AECAA #7A83EC #EC7ABC

split-complementary

#ECE37A #7ABCEC #AA7AEC

monochromatic

#CEC01D #E4D844 #ECE37A #F4EEB0 #FBF9E4

Accessibility & contrast

On white

1.33

#ECE37A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.84

#ECE37A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE37A

15.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE37A	#FFFFFF	#000000	##000000
##ECE37A	1.00	1.33	15.84	15.84
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.84	21.00	1.00	1.00
##000000	15.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DC71

Deuteranopia (green-blind)

#F6E27F

Tritanopia (blue-blind)

#FAD7CB

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #ece37a;
/* rgb */ color: rgb(236, 227, 122);
/* oklch */ color: oklch(90.1% 0.127 104.3);

Tailwind

colors: {
  custom: {
    50: '#f4eba3',
    500: '#ece37a',
    950: '#000000',
  },
}

SCSS

$custom: #ece37a;
$custom-light: #f4eba3;
$custom-dark: #000000;

JSON

{
  "hex": "#ece37a",
  "rgb": {
    "r": 236,
    "g": 227,
    "b": 122
  },
  "hsl": {
    "h": 55.263,
    "s": 75,
    "l": 70.196
  },
  "oklch": {
    "l": 0.90148,
    "c": 0.12748,
    "h": 104.3
  },
  "luminance": 0.74176
}

Semantic roles & 50–950 ramp

primary

#ECE37A

secondary

#454FC5

accent

#1ED70E

background

#FFFEFC

surface

#FFFDF6

border

#D7D5D0

text

#17160F

muted

#858480

Preview Lab

Preview with #ECE37A

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

Preview Lab → · Contrast checker → · Palette generator →