#309E91#309E91

#309E91 is a light, moderate teal. Relative luminance 0.271; OKLCH L 63.5% C 0.099 H 183.7°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#309E91
RGB	rgb(48, 158, 145)
HSL	hsl(173, 53%, 40%)
HSV	hsv(173, 70%, 62%)
CMYK	cmyk(69.6%, 0%, 8.2%, 38%)
CIE-LAB	lab(59.09, -33.61, -2.16)
CIE-LCH	lch(59.09, 33.68, 183.69°)
OKLab	oklab(63.5% -0.0987 -0.0064)
OKLCH	oklch(63.5% 0.099 183.7)
XYZ	xyz(18.5542, 27.1243, 31.0402)
Luminance	0.2713 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309E91 #9E303D

analogous

#309E5A #309E91 #30749E

triadic

#309E91 #91309E #9E9130

tetradic

#309E91 #5A309E #9E303D #749E30

square

#309E91 #5A309E #9E303D #749E30

split-complementary

#309E91 #9E3074 #9E5A30

monochromatic

#13403B #226F66 #309E91 #45C6B7 #74D5C9

Accessibility & contrast

On white

3.27

#309E91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#309E91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309E91

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309E91	#FFFFFF	#000000	##000000
##309E91	1.00	3.27	6.43	6.43
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#969591

Deuteranopia (green-blind)

#878992

Tritanopia (blue-blind)

#00A19A

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #309e91;
/* rgb */ color: rgb(48, 158, 145);
/* oklch */ color: oklch(63.5% 0.099 183.7);

Tailwind

colors: {
  custom: {
    50: '#78bbb1',
    500: '#309e91',
    950: '#000000',
  },
}

SCSS

$custom: #309e91;
$custom-light: #78bbb1;
$custom-dark: #000000;

JSON

{
  "hex": "#309e91",
  "rgb": {
    "r": 48,
    "g": 158,
    "b": 145
  },
  "hsl": {
    "h": 172.909,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.63503,
    "c": 0.09896,
    "h": 183.7
  },
  "luminance": 0.27126
}

Semantic roles & 50–950 ramp

primary

#309E91

secondary

#BD6D77

accent

#4B5CDD

background

#F7FBFA

surface

#EEF6F5

border

#C9D0CF

text

#0A1210

muted

#7C817F

Preview Lab

Preview with #309E91

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

Preview Lab → · Contrast checker → · Palette generator →