#277998#277998

#277998 is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 54.1% C 0.090 H 227.6°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#277998
RGB	rgb(39, 121, 152)
HSL	hsl(196, 59%, 37%)
HSV	hsv(196, 74%, 60%)
CMYK	cmyk(74.3%, 20.4%, 0%, 40.4%)
CIE-LAB	lab(47.46, -13.69, -23.78)
CIE-LCH	lch(47.46, 27.44, 240.07°)
OKLab	oklab(54.13% -0.0609 -0.0667)
OKLCH	oklch(54.13% 0.09 227.6)
XYZ	xyz(13.3393, 16.3715, 32.1567)
Luminance	0.1637 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277998 #984627

analogous

#27987E #277998 #274198

triadic

#277998 #982779 #799827

tetradic

#277998 #7E2798 #984627 #419827

square

#277998 #7E2798 #984627 #419827

split-complementary

#277998 #982741 #987E27

monochromatic

#0E2B37 #1B5267 #277998 #33A0C9 #63B7D7

Accessibility & contrast

On white

4.91

#277998 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#277998 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277998

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277998	#FFFFFF	#000000	##FFFFFF
##277998	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69779A

Deuteranopia (green-blind)

#596C98

Tritanopia (blue-blind)

#008283

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #277998;
/* rgb */ color: rgb(39, 121, 152);
/* oklch */ color: oklch(54.1% 0.090 227.6);

Tailwind

colors: {
  custom: {
    50: '#729fb6',
    500: '#277998',
    950: '#000000',
  },
}

SCSS

$custom: #277998;
$custom-light: #729fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#277998",
  "rgb": {
    "r": 39,
    "g": 121,
    "b": 152
  },
  "hsl": {
    "h": 196.46,
    "s": 59.162,
    "l": 37.451
  },
  "oklch": {
    "l": 0.54128,
    "c": 0.09033,
    "h": 227.6
  },
  "luminance": 0.16373
}

Semantic roles & 50–950 ramp

primary

#277998

secondary

#BC785E

accent

#7045E2

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #277998

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

Preview Lab → · Contrast checker → · Palette generator →