#91EC5B#91EC5B

#91EC5B is a very light, vivid yellow-green. Relative luminance 0.668; OKLCH L 85.7% C 0.200 H 135.7°. Best body text is #000000 at 14.35:1 contrast (WCAG AA passes).

Color values

HEX	#91EC5B
RGB	rgb(145, 236, 91)
HSL	hsl(98, 79%, 64%)
HSV	hsv(98, 61%, 93%)
CMYK	cmyk(38.6%, 0%, 61.4%, 7.5%)
CIE-LAB	lab(85.38, -51.51, 60.20)
CIE-LCH	lch(85.38, 79.22, 130.55°)
OKLab	oklab(85.66% -0.1429 0.1396)
OKLCH	oklch(85.66% 0.2 135.7)
XYZ	xyz(43.5598, 66.7638, 20.4870)
Luminance	0.6677 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91EC5B #B65BEC

analogous

#DAEC5B #91EC5B #5BEC6E

triadic

#91EC5B #5B91EC #EC5B91

tetradic

#91EC5B #5BDAEC #B65BEC #EC6E5B

square

#91EC5B #5BDAEC #B65BEC #EC6E5B

split-complementary

#91EC5B #6E5BEC #EC5BDA

monochromatic

#52B715 #6CE624 #91EC5B #B6F292 #DBF9C9

Accessibility & contrast

On white

1.46

#91EC5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.35

#91EC5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91EC5B

14.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91EC5B	#FFFFFF	#000000	##000000
##91EC5B	1.00	1.46	14.35	14.35
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.35	21.00	1.00	1.00
##000000	14.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DA4A

Deuteranopia (green-blind)

#E7D366

Tritanopia (blue-blind)

#8EE4CD

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #91ec5b;
/* rgb */ color: rgb(145, 236, 91);
/* oklch */ color: oklch(85.7% 0.200 135.7);

Tailwind

colors: {
  custom: {
    50: '#b7f38f',
    500: '#91ec5b',
    950: '#000000',
  },
}

SCSS

$custom: #91ec5b;
$custom-light: #b7f38f;
$custom-dark: #000000;

JSON

{
  "hex": "#91ec5b",
  "rgb": {
    "r": 145,
    "g": 236,
    "b": 91
  },
  "hsl": {
    "h": 97.655,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.85659,
    "c": 0.19976,
    "h": 135.7
  },
  "luminance": 0.66766
}

Semantic roles & 50–950 ramp

primary

#91EC5B

secondary

#8634B7

accent

#0ADC8D

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #91EC5B

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

Preview Lab → · Contrast checker → · Palette generator →