#51B596#51B596

#51B596 is a light, moderate teal. Relative luminance 0.370; OKLCH L 70.5% C 0.105 H 170.2°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#51B596
RGB	rgb(81, 181, 150)
HSL	hsl(161, 40%, 51%)
HSV	hsv(161, 55%, 71%)
CMYK	cmyk(55.2%, 0%, 17.1%, 29%)
CIE-LAB	lab(67.27, -36.80, 7.03)
CIE-LCH	lch(67.27, 37.47, 169.18°)
OKLab	oklab(70.47% -0.1036 0.018)
OKLCH	oklch(70.47% 0.105 170.2)
XYZ	xyz(25.4197, 36.9967, 34.6497)
Luminance	0.3700 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B596 #B55170

analogous

#51B564 #51B596 #51A2B5

triadic

#51B596 #9651B5 #B59651

tetradic

#51B596 #6451B5 #B55170 #A2B551

square

#51B596 #6451B5 #B55170 #A2B551

split-complementary

#51B596 #B551A2 #B56451

monochromatic

#2A6250 #3C8D74 #51B596 #7CC7B0 #A7DACA

Accessibility & contrast

On white

2.50

#51B596 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#51B596 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B596

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B596	#FFFFFF	#000000	##000000
##51B596	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0AA94

Deuteranopia (green-blind)

#A19F98

Tritanopia (blue-blind)

#1EB6AC

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #51b596;
/* rgb */ color: rgb(81, 181, 150);
/* oklch */ color: oklch(70.5% 0.105 170.2);

Tailwind

colors: {
  custom: {
    50: '#8accb4',
    500: '#51b596',
    950: '#000000',
  },
}

SCSS

$custom: #51b596;
$custom-light: #8accb4;
$custom-dark: #000000;

JSON

{
  "hex": "#51b596",
  "rgb": {
    "r": 81,
    "g": 181,
    "b": 150
  },
  "hsl": {
    "h": 161.4,
    "s": 40.323,
    "l": 51.373
  },
  "oklch": {
    "l": 0.70469,
    "c": 0.10513,
    "h": 170.2
  },
  "luminance": 0.36999
}

Semantic roles & 50–950 ramp

primary

#51B596

secondary

#C79BA9

accent

#587DD0

background

#F8FCFB

surface

#F0F9F6

border

#CBD2D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #51B596

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

Preview Lab → · Contrast checker → · Palette generator →