#278EA1#278EA1

#278EA1 is a mid, moderate teal. Relative luminance 0.224; OKLCH L 59.8% C 0.094 H 213.0°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#278EA1
RGB	rgb(39, 142, 161)
HSL	hsl(189, 61%, 39%)
HSV	hsv(189, 76%, 63%)
CMYK	cmyk(75.8%, 11.8%, 0%, 36.9%)
CIE-LAB	lab(54.39, -22.04, -18.36)
CIE-LCH	lch(54.39, 28.69, 219.79°)
OKLab	oklab(59.82% -0.0788 -0.0512)
OKLCH	oklch(59.82% 0.094 213)
XYZ	xyz(16.9400, 22.3485, 37.1322)
Luminance	0.2235 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278EA1 #A13A27

analogous

#27A177 #278EA1 #2751A1

triadic

#278EA1 #A1278E #8EA127

tetradic

#278EA1 #7727A1 #A13A27 #51A127

square

#278EA1 #7727A1 #A13A27 #51A127

split-complementary

#278EA1 #A12751 #A17727

monochromatic

#0F373E #1B6370 #278EA1 #37B7CE #68C9DA

Accessibility & contrast

On white

3.84

#278EA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#278EA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278EA1

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278EA1	#FFFFFF	#000000	##000000
##278EA1	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8089A2

Deuteranopia (green-blind)

#6F7DA1

Tritanopia (blue-blind)

#009694

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #278ea1;
/* rgb */ color: rgb(39, 142, 161);
/* oklch */ color: oklch(59.8% 0.094 213.0);

Tailwind

colors: {
  custom: {
    50: '#75afbc',
    500: '#278ea1',
    950: '#000000',
  },
}

SCSS

$custom: #278ea1;
$custom-light: #75afbc;
$custom-dark: #000000;

JSON

{
  "hex": "#278ea1",
  "rgb": {
    "r": 39,
    "g": 142,
    "b": 161
  },
  "hsl": {
    "h": 189.344,
    "s": 61,
    "l": 39.216
  },
  "oklch": {
    "l": 0.59816,
    "c": 0.09396,
    "h": 213
  },
  "luminance": 0.22351
}

Semantic roles & 50–950 ramp

primary

#278EA1

secondary

#C07263

accent

#5D44E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #278EA1

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

Preview Lab → · Contrast checker → · Palette generator →