#278B91#278B91

#278B91 is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.4% C 0.089 H 201.0°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#278B91
RGB	rgb(39, 139, 145)
HSL	hsl(183, 58%, 36%)
HSV	hsv(183, 73%, 57%)
CMYK	cmyk(73.1%, 4.1%, 0%, 43.1%)
CIE-LAB	lab(52.88, -25.64, -11.41)
CIE-LCH	lch(52.88, 28.07, 203.99°)
OKLab	oklab(58.41% -0.0827 -0.0317)
OKLCH	oklch(58.41% 0.089 201)
XYZ	xyz(15.1779, 20.9391, 30.0243)
Luminance	0.2094 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B91 #912D27

analogous

#279162 #278B91 #275691

triadic

#278B91 #91278B #8B9127

tetradic

#278B91 #622791 #912D27 #569127

square

#278B91 #622791 #912D27 #569127

split-complementary

#278B91 #912756 #916227

monochromatic

#0D2F31 #1A5D61 #278B91 #34B9C1 #5FCDD4

Accessibility & contrast

On white

4.05

#278B91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#278B91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B91

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B91	#FFFFFF	#000000	##000000
##278B91	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808592

Deuteranopia (green-blind)

#717991

Tritanopia (blue-blind)

#00908D

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #278b91;
/* rgb */ color: rgb(39, 139, 145);
/* oklch */ color: oklch(58.4% 0.089 201.0);

Tailwind

colors: {
  custom: {
    50: '#72adb1',
    500: '#278b91',
    950: '#000000',
  },
}

SCSS

$custom: #278b91;
$custom-light: #72adb1;
$custom-dark: #000000;

JSON

{
  "hex": "#278b91",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 145
  },
  "hsl": {
    "h": 183.396,
    "s": 57.609,
    "l": 36.078
  },
  "oklch": {
    "l": 0.58407,
    "c": 0.08854,
    "h": 201
  },
  "luminance": 0.20941
}

Semantic roles & 50–950 ramp

primary

#278B91

secondary

#B9605B

accent

#5047E1

background

#F7FAFA

surface

#EDF4F5

border

#C8CECF

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #278B91

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

Preview Lab → · Contrast checker → · Palette generator →