#EFF277#EFF277

#EFF277 is a very light, vivid yellow. Relative luminance 0.832; OKLCH L 93.5% C 0.146 H 110.2°. Best body text is #000000 at 17.64:1 contrast (WCAG AA passes).

Color values

HEX	#EFF277
RGB	rgb(239, 242, 119)
HSL	hsl(61, 83%, 71%)
HSV	hsv(61, 51%, 95%)
CMYK	cmyk(1.2%, 0%, 50.8%, 5.1%)
CIE-LAB	lab(93.10, -17.25, 58.27)
CIE-LCH	lch(93.10, 60.77, 106.49°)
OKLab	oklab(93.45% -0.0503 0.137)
OKLCH	oklch(93.45% 0.146 110.2)
XYZ	xyz(70.6801, 83.1885, 29.7829)
Luminance	0.8319 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF277 #7A77F2

analogous

#F2B777 #EFF277 #B2F277

triadic

#EFF277 #77EFF2 #F277EF

tetradic

#EFF277 #77F2B7 #7A77F2 #F277B2

square

#EFF277 #77F2B7 #7A77F2 #F277B2

split-complementary

#EFF277 #77B2F2 #B777F2

monochromatic

#D5DA15 #E8ED3F #EFF277 #F6F7AF #FCFCE3

Accessibility & contrast

On white

1.19

#EFF277 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.64

#EFF277 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF277

17.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF277	#FFFFFF	#000000	##000000
##EFF277	1.00	1.19	17.64	17.64
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.64	21.00	1.00	1.00
##000000	17.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE96B

Deuteranopia (green-blind)

#FFED7D

Tritanopia (blue-blind)

#FDE5D6

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #eff277;
/* rgb */ color: rgb(239, 242, 119);
/* oklch */ color: oklch(93.5% 0.146 110.2);

Tailwind

colors: {
  custom: {
    50: '#f6f6a1',
    500: '#eff277',
    950: '#000000',
  },
}

SCSS

$custom: #eff277;
$custom-light: #f6f6a1;
$custom-dark: #000000;

JSON

{
  "hex": "#eff277",
  "rgb": {
    "r": 239,
    "g": 242,
    "b": 119
  },
  "hsl": {
    "h": 61.463,
    "s": 82.55,
    "l": 70.784
  },
  "oklch": {
    "l": 0.9345,
    "c": 0.14596,
    "h": 110.2
  },
  "luminance": 0.83187
}

Semantic roles & 50–950 ramp

primary

#EFF277

secondary

#4441CC

accent

#07DF0C

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF277

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

Preview Lab → · Contrast checker → · Palette generator →