#278F9C#278F9C

#278F9C is a mid, moderate teal. Relative luminance 0.225; OKLCH L 59.9% C 0.092 H 207.4°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#278F9C
RGB	rgb(39, 143, 156)
HSL	hsl(187, 60%, 38%)
HSV	hsv(187, 75%, 61%)
CMYK	cmyk(75%, 8.3%, 0%, 38.8%)
CIE-LAB	lab(54.53, -24.19, -15.28)
CIE-LCH	lch(54.53, 28.61, 212.29°)
OKLab	oklab(59.86% -0.082 -0.0425)
OKLCH	oklch(59.86% 0.092 207.4)
XYZ	xyz(16.6573, 22.4746, 34.9062)
Luminance	0.2248 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278F9C #9C3427

analogous

#279C6E #278F9C #27549C

triadic

#278F9C #9C278F #8F9C27

tetradic

#278F9C #6E279C #9C3427 #549C27

square

#278F9C #6E279C #9C3427 #549C27

split-complementary

#278F9C #9C2754 #9C6E27

monochromatic

#0F353A #1B626B #278F9C #34BBCC #65CCD8

Accessibility & contrast

On white

3.82

#278F9C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#278F9C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278F9C

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278F9C	#FFFFFF	#000000	##000000
##278F9C	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82899D

Deuteranopia (green-blind)

#727D9C

Tritanopia (blue-blind)

#009693

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #278f9c;
/* rgb */ color: rgb(39, 143, 156);
/* oklch */ color: oklch(59.9% 0.092 207.4);

Tailwind

colors: {
  custom: {
    50: '#74b0b9',
    500: '#278f9c',
    950: '#000000',
  },
}

SCSS

$custom: #278f9c;
$custom-light: #74b0b9;
$custom-dark: #000000;

JSON

{
  "hex": "#278f9c",
  "rgb": {
    "r": 39,
    "g": 143,
    "b": 156
  },
  "hsl": {
    "h": 186.667,
    "s": 60,
    "l": 38.235
  },
  "oklch": {
    "l": 0.59863,
    "c": 0.09232,
    "h": 207.4
  },
  "luminance": 0.22477
}

Semantic roles & 50–950 ramp

primary

#278F9C

secondary

#BE6B61

accent

#5645E3

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #278F9C

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

Preview Lab → · Contrast checker → · Palette generator →