#278498#278498

#278498 is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 56.9% C 0.089 H 215.4°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#278498
RGB	rgb(39, 132, 152)
HSL	hsl(191, 59%, 37%)
HSV	hsv(191, 74%, 60%)
CMYK	cmyk(74.3%, 13.2%, 0%, 40.4%)
CIE-LAB	lab(50.92, -19.73, -18.46)
CIE-LCH	lch(50.92, 27.02, 223.09°)
OKLab	oklab(56.9% -0.0723 -0.0515)
OKLCH	oklch(56.9% 0.089 215.4)
XYZ	xyz(14.7531, 19.1991, 32.6279)
Luminance	0.1920 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278498 #983B27

analogous

#279873 #278498 #274C98

triadic

#278498 #982784 #849827

tetradic

#278498 #732798 #983B27 #4C9827

square

#278498 #732798 #983B27 #4C9827

split-complementary

#278498 #98274C #987327

monochromatic

#0E2F37 #1B5A67 #278498 #33AEC9 #63C2D7

Accessibility & contrast

On white

4.34

#278498 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#278498 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278498

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278498	#FFFFFF	#000000	##000000
##278498	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#768099

Deuteranopia (green-blind)

#677498

Tritanopia (blue-blind)

#008B8A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278498;
/* rgb */ color: rgb(39, 132, 152);
/* oklch */ color: oklch(56.9% 0.089 215.4);

Tailwind

colors: {
  custom: {
    50: '#73a8b6',
    500: '#278498',
    950: '#000000',
  },
}

SCSS

$custom: #278498;
$custom-light: #73a8b6;
$custom-dark: #000000;

JSON

{
  "hex": "#278498",
  "rgb": {
    "r": 39,
    "g": 132,
    "b": 152
  },
  "hsl": {
    "h": 190.619,
    "s": 59.162,
    "l": 37.451
  },
  "oklch": {
    "l": 0.56905,
    "c": 0.08877,
    "h": 215.4
  },
  "luminance": 0.19201
}

Semantic roles & 50–950 ramp

primary

#278498

secondary

#BC6F5E

accent

#6145E2

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #278498

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

Preview Lab → · Contrast checker → · Palette generator →