#CEF354#CEF354

#CEF354 is a very light, vivid yellow-green. Relative luminance 0.779; OKLCH L 90.9% C 0.185 H 121.5°. Best body text is #000000 at 16.57:1 contrast (WCAG AA passes).

Color values

HEX	#CEF354
RGB	rgb(206, 243, 84)
HSL	hsl(74, 87%, 64%)
HSV	hsv(74, 65%, 95%)
CMYK	cmyk(15.2%, 0%, 65.4%, 4.7%)
CIE-LAB	lab(90.72, -33.21, 69.74)
CIE-LCH	lch(90.72, 77.24, 115.47°)
OKLab	oklab(90.86% -0.0967 0.158)
OKLCH	oklch(90.86% 0.185 121.5)
XYZ	xyz(59.1052, 77.8631, 20.3011)
Luminance	0.7786 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF354 #7954F3

analogous

#F3C854 #CEF354 #7FF354

triadic

#CEF354 #54CEF3 #F354CE

tetradic

#CEF354 #54F3C8 #7954F3 #F3547F

square

#CEF354 #54F3C8 #7954F3 #F3547F

split-complementary

#CEF354 #547FF3 #C854F3

monochromatic

#96BF0D #BEEF1B #CEF354 #DEF78D #EFFBC6

Accessibility & contrast

On white

1.27

#CEF354 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.57

#CEF354 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF354

16.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF354	#FFFFFF	#000000	##000000
##CEF354	1.00	1.27	16.57	16.57
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.57	21.00	1.00	1.00
##000000	16.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE53E

Deuteranopia (green-blind)

#FDE560

Tritanopia (blue-blind)

#D9E7D3

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #cef354;
/* rgb */ color: rgb(206, 243, 84);
/* oklch */ color: oklch(90.9% 0.185 121.5);

Tailwind

colors: {
  custom: {
    50: '#e0f78c',
    500: '#cef354',
    950: '#000000',
  },
}

SCSS

$custom: #cef354;
$custom-light: #e0f78c;
$custom-dark: #000000;

JSON

{
  "hex": "#cef354",
  "rgb": {
    "r": 206,
    "g": 243,
    "b": 84
  },
  "hsl": {
    "h": 73.962,
    "s": 86.885,
    "l": 64.118
  },
  "oklch": {
    "l": 0.9086,
    "c": 0.18519,
    "h": 121.5
  },
  "luminance": 0.77863
}

Semantic roles & 50–950 ramp

primary

#CEF354

secondary

#4F2EBD

accent

#02E337

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CEF354

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

Preview Lab → · Contrast checker → · Palette generator →