#E5F278#E5F278

#E5F278 is a very light, vivid yellow. Relative luminance 0.815; OKLCH L 92.7% C 0.147 H 114.3°. Best body text is #000000 at 17.30:1 contrast (WCAG AA passes).

Color values

HEX	#E5F278
RGB	rgb(229, 242, 120)
HSL	hsl(66, 82%, 71%)
HSV	hsv(66, 50%, 95%)
CMYK	cmyk(5.4%, 0%, 50.4%, 5.1%)
CIE-LAB	lab(92.36, -21.08, 56.77)
CIE-LCH	lch(92.36, 60.55, 110.37°)
OKLab	oklab(92.68% -0.0606 0.134)
OKLCH	oklch(92.68% 0.147 114.3)
XYZ	xyz(67.4565, 81.5193, 29.9469)
Luminance	0.8152 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E5F278 #8578F2

analogous

#F2C278 #E5F278 #A8F278

triadic

#E5F278 #78E5F2 #F278E5

tetradic

#E5F278 #78F2C2 #8578F2 #F278A8

square

#E5F278 #78F2C2 #8578F2 #F278A8

split-complementary

#E5F278 #78A8F2 #C278F2

monochromatic

#C6DB15 #DAED40 #E5F278 #F0F7B0 #FAFCE3

Accessibility & contrast

On white

1.21

#E5F278 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.30

#E5F278 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E5F278

17.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E5F278	#FFFFFF	#000000	##000000
##E5F278	1.00	1.21	17.30	17.30
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.30	21.00	1.00	1.00
##000000	17.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE86D

Deuteranopia (green-blind)

#FFEA7F

Tritanopia (blue-blind)

#F1E6D6

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #e5f278;
/* rgb */ color: rgb(229, 242, 120);
/* oklch */ color: oklch(92.7% 0.147 114.3);

Tailwind

colors: {
  custom: {
    50: '#eff6a2',
    500: '#e5f278',
    950: '#000000',
  },
}

SCSS

$custom: #e5f278;
$custom-light: #eff6a2;
$custom-dark: #000000;

JSON

{
  "hex": "#e5f278",
  "rgb": {
    "r": 229,
    "g": 242,
    "b": 120
  },
  "hsl": {
    "h": 66.393,
    "s": 82.432,
    "l": 70.98
  },
  "oklch": {
    "l": 0.92683,
    "c": 0.14703,
    "h": 114.3
  },
  "luminance": 0.81518
}

Semantic roles & 50–950 ramp

primary

#E5F278

secondary

#5142CC

accent

#07DF1E

background

#FFFFFC

surface

#FEFEF6

border

#D6D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #E5F278

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

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