#278DA1#278DA1

#278DA1 is a mid, moderate teal. Relative luminance 0.221; OKLCH L 59.6% C 0.094 H 214.0°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#278DA1
RGB	rgb(39, 141, 161)
HSL	hsl(190, 61%, 39%)
HSV	hsv(190, 76%, 63%)
CMYK	cmyk(75.8%, 12.4%, 0%, 36.9%)
CIE-LAB	lab(54.08, -21.52, -18.84)
CIE-LCH	lch(54.08, 28.60, 221.20°)
OKLab	oklab(59.57% -0.0778 -0.0525)
OKLCH	oklch(59.57% 0.094 214)
XYZ	xyz(16.7918, 22.0523, 37.0828)
Luminance	0.2205 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278DA1 #A13B27

analogous

#27A178 #278DA1 #2750A1

triadic

#278DA1 #A1278D #8DA127

tetradic

#278DA1 #7827A1 #A13B27 #50A127

square

#278DA1 #7827A1 #A13B27 #50A127

split-complementary

#278DA1 #A12750 #A17827

monochromatic

#0F373E #1B6270 #278DA1 #37B6CE #68C8DA

Accessibility & contrast

On white

3.88

#278DA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#278DA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278DA1

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278DA1	#FFFFFF	#000000	##000000
##278DA1	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F88A2

Deuteranopia (green-blind)

#6E7CA1

Tritanopia (blue-blind)

#009593

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #278da1;
/* rgb */ color: rgb(39, 141, 161);
/* oklch */ color: oklch(59.6% 0.094 214.0);

Tailwind

colors: {
  custom: {
    50: '#75aebc',
    500: '#278da1',
    950: '#000000',
  },
}

SCSS

$custom: #278da1;
$custom-light: #75aebc;
$custom-dark: #000000;

JSON

{
  "hex": "#278da1",
  "rgb": {
    "r": 39,
    "g": 141,
    "b": 161
  },
  "hsl": {
    "h": 189.836,
    "s": 61,
    "l": 39.216
  },
  "oklch": {
    "l": 0.59565,
    "c": 0.09386,
    "h": 214
  },
  "luminance": 0.22054
}

Semantic roles & 50–950 ramp

primary

#278DA1

secondary

#C07363

accent

#5E44E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #278DA1

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

Preview Lab → · Contrast checker → · Palette generator →