#ECE378#ECE378

#ECE378 is a very light, vivid yellow. Relative luminance 0.741; OKLCH L 90.1% C 0.129 H 104.4°. Best body text is #000000 at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#ECE378
RGB	rgb(236, 227, 120)
HSL	hsl(55, 75%, 70%)
HSV	hsv(55, 49%, 93%)
CMYK	cmyk(0%, 3.8%, 49.2%, 7.5%)
CIE-LAB	lab(88.98, -10.98, 52.88)
CIE-LCH	lch(88.98, 54.01, 101.73°)
OKLab	oklab(90.12% -0.0321 0.1254)
OKLCH	oklch(90.12% 0.129 104.4)
XYZ	xyz(65.4530, 74.1291, 28.6262)
Luminance	0.7413 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE378 #7881EC

analogous

#ECA978 #ECE378 #BBEC78

triadic

#ECE378 #78ECE3 #E378EC

tetradic

#ECE378 #78ECA9 #7881EC #EC78BB

square

#ECE378 #78ECA9 #7881EC #EC78BB

split-complementary

#ECE378 #78BBEC #A978EC

monochromatic

#CDBF1D #E4D842 #ECE378 #F4EEAE #FBF9E3

Accessibility & contrast

On white

1.33

#ECE378 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.83

#ECE378 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE378

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE378	#FFFFFF	#000000	##000000
##ECE378	1.00	1.33	15.83	15.83
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.83	21.00	1.00	1.00
##000000	15.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DC6E

Deuteranopia (green-blind)

#F7E27D

Tritanopia (blue-blind)

#FBD7CA

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #ece378;
/* rgb */ color: rgb(236, 227, 120);
/* oklch */ color: oklch(90.1% 0.129 104.4);

Tailwind

colors: {
  custom: {
    50: '#f4eba1',
    500: '#ece378',
    950: '#000000',
  },
}

SCSS

$custom: #ece378;
$custom-light: #f4eba1;
$custom-dark: #000000;

JSON

{
  "hex": "#ece378",
  "rgb": {
    "r": 236,
    "g": 227,
    "b": 120
  },
  "hsl": {
    "h": 55.345,
    "s": 75.325,
    "l": 69.804
  },
  "oklch": {
    "l": 0.90122,
    "c": 0.12945,
    "h": 104.4
  },
  "luminance": 0.74127
}

Semantic roles & 50–950 ramp

primary

#ECE378

secondary

#434DC5

accent

#1ED70E

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#17160F

muted

#858480

Preview Lab

Preview with #ECE378

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

Preview Lab → · Contrast checker → · Palette generator →