#277498#277498

#277498 is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.9% C 0.092 H 232.9°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#277498
RGB	rgb(39, 116, 152)
HSL	hsl(199, 59%, 37%)
HSV	hsv(199, 74%, 60%)
CMYK	cmyk(74.3%, 23.7%, 0%, 40.4%)
CIE-LAB	lab(45.89, -10.83, -26.21)
CIE-LCH	lch(45.89, 28.36, 247.54°)
OKLab	oklab(52.88% -0.0558 -0.0737)
OKLCH	oklch(52.88% 0.092 232.9)
XYZ	xyz(12.7473, 15.1876, 31.9594)
Luminance	0.1519 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277498 #984B27

analogous

#279883 #277498 #273C98

triadic

#277498 #982774 #749827

tetradic

#277498 #832798 #984B27 #3C9827

square

#277498 #832798 #984B27 #3C9827

split-complementary

#277498 #98273C #988327

monochromatic

#0E2A37 #1B4F67 #277498 #3399C9 #63B2D7

Accessibility & contrast

On white

5.20

#277498 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#277498 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277498

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277498	#FFFFFF	#000000	##FFFFFF
##277498	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62739A

Deuteranopia (green-blind)

#536897

Tritanopia (blue-blind)

#007E80

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #277498;
/* rgb */ color: rgb(39, 116, 152);
/* oklch */ color: oklch(52.9% 0.092 232.9);

Tailwind

colors: {
  custom: {
    50: '#719cb6',
    500: '#277498',
    950: '#000000',
  },
}

SCSS

$custom: #277498;
$custom-light: #719cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#277498",
  "rgb": {
    "r": 39,
    "g": 116,
    "b": 152
  },
  "hsl": {
    "h": 199.115,
    "s": 59.162,
    "l": 37.451
  },
  "oklch": {
    "l": 0.52876,
    "c": 0.09244,
    "h": 232.9
  },
  "luminance": 0.15189
}

Semantic roles & 50–950 ramp

primary

#277498

secondary

#BC7C5E

accent

#7745E2

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #277498

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

Preview Lab → · Contrast checker → · Palette generator →