#EFF3BC#EFF3BC

#EFF3BC is a very light, moderate yellow. Relative luminance 0.861; OKLCH L 94.8% C 0.071 H 111.1°. Best body text is #000000 at 18.22:1 contrast (WCAG AA passes).

Color values

HEX	#EFF3BC
RGB	rgb(239, 243, 188)
HSL	hsl(64, 70%, 85%)
HSV	hsv(64, 23%, 95%)
CMYK	cmyk(1.6%, 0%, 22.6%, 4.7%)
CIE-LAB	lab(94.35, -10.09, 26.16)
CIE-LCH	lch(94.35, 28.04, 111.09°)
OKLab	oklab(94.77% -0.0256 0.0664)
OKLCH	oklch(94.77% 0.071 111.1)
XYZ	xyz(76.7239, 86.0835, 60.1411)
Luminance	0.8608 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF3BC #C0BCF3

analogous

#F3DCBC #EFF3BC #D4F3BC

triadic

#EFF3BC #BCEFF3 #F3BCEF

tetradic

#EFF3BC #BCF3DC #C0BCF3 #F3BCD4

square

#EFF3BC #BCF3DC #C0BCF3 #F3BCD4

split-complementary

#EFF3BC #BCD4F3 #DCBCF3

monochromatic

#D6E054 #E3EA88 #EFF3BC #F9FAE5 #F9FAE5

Accessibility & contrast

On white

1.15

#EFF3BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.22

#EFF3BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF3BC

18.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF3BC	#FFFFFF	#000000	##000000
##EFF3BC	1.00	1.15	18.22	18.22
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.22	21.00	1.00	1.00
##000000	18.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCEEB9

Deuteranopia (green-blind)

#FCF0BE

Tritanopia (blue-blind)

#F6ECE4

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #eff3bc;
/* rgb */ color: rgb(239, 243, 188);
/* oklch */ color: oklch(94.8% 0.071 111.1);

Tailwind

colors: {
  custom: {
    50: '#f4f7d0',
    500: '#eff3bc',
    950: '#000000',
  },
}

SCSS

$custom: #eff3bc;
$custom-light: #f4f7d0;
$custom-dark: #000000;

JSON

{
  "hex": "#eff3bc",
  "rgb": {
    "r": 239,
    "g": 243,
    "b": 188
  },
  "hsl": {
    "h": 64.364,
    "s": 69.62,
    "l": 84.51
  },
  "oklch": {
    "l": 0.94769,
    "c": 0.07117,
    "h": 111.1
  },
  "luminance": 0.86083
}

Semantic roles & 50–950 ramp

primary

#EFF3BC

secondary

#8680D3

accent

#14D222

background

#FFFFFE

surface

#FEFEFB

border

#D6D6D4

text

#171714

muted

#858583

Preview Lab

Preview with #EFF3BC

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

Preview Lab → · Contrast checker → · Palette generator →