#EFF597#EFF597

#EFF597 is a very light, moderate yellow. Relative luminance 0.859; OKLCH L 94.5% C 0.117 H 111.6°. Best body text is #000000 at 18.18:1 contrast (WCAG AA passes).

Color values

HEX	#EFF597
RGB	rgb(239, 245, 151)
HSL	hsl(64, 82%, 78%)
HSV	hsv(64, 38%, 96%)
CMYK	cmyk(2.4%, 0%, 38.4%, 3.9%)
CIE-LAB	lab(94.27, -15.65, 44.57)
CIE-LCH	lch(94.27, 47.24, 109.35°)
OKLab	oklab(94.51% -0.043 0.1088)
OKLCH	oklch(94.51% 0.117 111.6)
XYZ	xyz(73.8357, 85.8911, 41.9612)
Luminance	0.8589 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF597 #9D97F5

analogous

#F5CC97 #EFF597 #C0F597

triadic

#EFF597 #97EFF5 #F597EF

tetradic

#EFF597 #97F5CC #9D97F5 #F597C0

square

#EFF597 #97F5CC #9D97F5 #F597C0

split-complementary

#EFF597 #97C0F5 #CC97F5

monochromatic

#DEEA27 #E6F05F #EFF597 #F8FACF #FBFCE3

Accessibility & contrast

On white

1.16

#EFF597 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.18

#EFF597 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF597

18.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF597	#FFFFFF	#000000	##000000
##EFF597	1.00	1.16	18.18	18.18
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.18	21.00	1.00	1.00
##000000	18.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED90

Deuteranopia (green-blind)

#FFF09B

Tritanopia (blue-blind)

#FAEBDE

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #eff597;
/* rgb */ color: rgb(239, 245, 151);
/* oklch */ color: oklch(94.5% 0.117 111.6);

Tailwind

colors: {
  custom: {
    50: '#f5f8b7',
    500: '#eff597',
    950: '#000000',
  },
}

SCSS

$custom: #eff597;
$custom-light: #f5f8b7;
$custom-dark: #000000;

JSON

{
  "hex": "#eff597",
  "rgb": {
    "r": 239,
    "g": 245,
    "b": 151
  },
  "hsl": {
    "h": 63.83,
    "s": 82.456,
    "l": 77.647
  },
  "oklch": {
    "l": 0.94508,
    "c": 0.11695,
    "h": 111.6
  },
  "luminance": 0.8589
}

Semantic roles & 50–950 ramp

primary

#EFF597

secondary

#645DD3

accent

#07DF14

background

#FFFFFD

surface

#FFFEF8

border

#D7D6D1

text

#171711

muted

#858581

Preview Lab

Preview with #EFF597

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

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