#278E9F#278E9F

#278E9F is a mid, moderate teal. Relative luminance 0.223; OKLCH L 59.7% C 0.093 H 211.2°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#278E9F
RGB	rgb(39, 142, 159)
HSL	hsl(189, 61%, 39%)
HSV	hsv(189, 75%, 62%)
CMYK	cmyk(75.5%, 10.7%, 0%, 37.6%)
CIE-LAB	lab(54.32, -22.70, -17.32)
CIE-LCH	lch(54.32, 28.55, 217.35°)
OKLab	oklab(59.73% -0.0796 -0.0482)
OKLCH	oklch(59.73% 0.093 211.2)
XYZ	xyz(16.7650, 22.2785, 36.2108)
Luminance	0.2228 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278E9F #9F3827

analogous

#279F74 #278E9F #27529F

triadic

#278E9F #9F278E #8E9F27

tetradic

#278E9F #74279F #9F3827 #529F27

square

#278E9F #74279F #9F3827 #529F27

split-complementary

#278E9F #9F2752 #9F7427

monochromatic

#0F363D #1B626E #278E9F #36B8CE #67C9DA

Accessibility & contrast

On white

3.85

#278E9F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#278E9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278E9F

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278E9F	#FFFFFF	#000000	##000000
##278E9F	1.00	3.85	5.46	5.46
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8089A0

Deuteranopia (green-blind)

#707D9F

Tritanopia (blue-blind)

#009593

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #278e9f;
/* rgb */ color: rgb(39, 142, 159);
/* oklch */ color: oklch(59.7% 0.093 211.2);

Tailwind

colors: {
  custom: {
    50: '#75afbb',
    500: '#278e9f',
    950: '#000000',
  },
}

SCSS

$custom: #278e9f;
$custom-light: #75afbb;
$custom-dark: #000000;

JSON

{
  "hex": "#278e9f",
  "rgb": {
    "r": 39,
    "g": 142,
    "b": 159
  },
  "hsl": {
    "h": 188.5,
    "s": 60.606,
    "l": 38.824
  },
  "oklch": {
    "l": 0.59733,
    "c": 0.09312,
    "h": 211.2
  },
  "luminance": 0.22281
}

Semantic roles & 50–950 ramp

primary

#278E9F

secondary

#C06F62

accent

#5B44E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #278E9F

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

Preview Lab → · Contrast checker → · Palette generator →