#278FA3#278FA3

#278FA3 is a mid, moderate teal. Relative luminance 0.227; OKLCH L 60.2% C 0.095 H 213.7°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#278FA3
RGB	rgb(39, 143, 163)
HSL	hsl(190, 61%, 40%)
HSV	hsv(190, 76%, 64%)
CMYK	cmyk(76.1%, 12.3%, 0%, 36.1%)
CIE-LAB	lab(54.78, -21.91, -18.92)
CIE-LCH	lch(54.78, 28.95, 220.81°)
OKLab	oklab(60.15% -0.079 -0.0527)
OKLCH	oklch(60.15% 0.095 213.7)
XYZ	xyz(17.2672, 22.7185, 38.1183)
Luminance	0.2272 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278FA3 #A33B27

analogous

#27A379 #278FA3 #2751A3

triadic

#278FA3 #A3278F #8FA327

tetradic

#278FA3 #7927A3 #A33B27 #51A327

square

#278FA3 #7927A3 #A33B27 #51A327

split-complementary

#278FA3 #A32751 #A37927

monochromatic

#0F3840 #1B6472 #278FA3 #38B7CF #69C9DB

Accessibility & contrast

On white

3.79

#278FA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#278FA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278FA3

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278FA3	#FFFFFF	#000000	##000000
##278FA3	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808AA4

Deuteranopia (green-blind)

#6F7EA3

Tritanopia (blue-blind)

#009795

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #278fa3;
/* rgb */ color: rgb(39, 143, 163);
/* oklch */ color: oklch(60.2% 0.095 213.7);

Tailwind

colors: {
  custom: {
    50: '#75b0be',
    500: '#278fa3',
    950: '#000000',
  },
}

SCSS

$custom: #278fa3;
$custom-light: #75b0be;
$custom-dark: #000000;

JSON

{
  "hex": "#278fa3",
  "rgb": {
    "r": 39,
    "g": 143,
    "b": 163
  },
  "hsl": {
    "h": 189.677,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.60152,
    "c": 0.09498,
    "h": 213.7
  },
  "luminance": 0.22721
}

Semantic roles & 50–950 ramp

primary

#278FA3

secondary

#C17364

accent

#5D43E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #278FA3

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

Preview Lab → · Contrast checker → · Palette generator →