#51E59B#51E59B

#51E59B is a very light, vivid teal. Relative luminance 0.602; OKLCH L 82.5% C 0.164 H 157.6°. Best body text is #000000 at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#51E59B
RGB	rgb(81, 229, 155)
HSL	hsl(150, 74%, 61%)
HSV	hsv(150, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 32.3%, 10.2%)
CIE-LAB	lab(81.92, -55.92, 24.82)
CIE-LCH	lch(81.92, 61.18, 156.07°)
OKLab	oklab(82.48% -0.152 0.0627)
OKLCH	oklch(82.48% 0.164 157.6)
XYZ	xyz(37.3256, 60.1505, 40.6471)
Luminance	0.6016 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E59B #E5519B

analogous

#51E551 #51E59B #51E5E5

triadic

#51E59B #9B51E5 #E59B51

tetradic

#51E59B #5151E5 #E5519B #E5E551

square

#51E59B #5151E5 #E5519B #E5E551

split-complementary

#51E59B #E551E5 #E55151

monochromatic

#18A35E #20D87C #51E59B #86EDBA #BBF5D8

Accessibility & contrast

On white

1.61

#51E59B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.03

#51E59B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E59B

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E59B	#FFFFFF	#000000	##000000
##51E59B	1.00	1.61	13.03	13.03
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.03	21.00	1.00	1.00
##000000	13.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3D496

Deuteranopia (green-blind)

#D0C6A0

Tritanopia (blue-blind)

#00E3D2

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e59b;
/* rgb */ color: rgb(81, 229, 155);
/* oklch */ color: oklch(82.5% 0.164 157.6);

Tailwind

colors: {
  custom: {
    50: '#91eeb9',
    500: '#51e59b',
    950: '#000000',
  },
}

SCSS

$custom: #51e59b;
$custom-light: #91eeb9;
$custom-dark: #000000;

JSON

{
  "hex": "#51e59b",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 155
  },
  "hsl": {
    "h": 150,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.82477,
    "c": 0.16443,
    "h": 157.6
  },
  "luminance": 0.60155
}

Semantic roles & 50–950 ramp

primary

#51E59B

secondary

#A6356D

accent

#0F73D6

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1611

muted

#7F8581

Preview Lab

Preview with #51E59B

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

Preview Lab → · Contrast checker → · Palette generator →