#277B97#277B97

#277B97 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.6% C 0.089 H 224.5°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#277B97
RGB	rgb(39, 123, 151)
HSL	hsl(195, 59%, 37%)
HSV	hsv(195, 74%, 59%)
CMYK	cmyk(74.2%, 18.5%, 0%, 40.8%)
CIE-LAB	lab(48.05, -15.16, -22.28)
CIE-LCH	lch(48.05, 26.95, 235.77°)
OKLab	oklab(54.58% -0.0634 -0.0624)
OKLCH	oklch(54.58% 0.089 224.5)
XYZ	xyz(13.5033, 16.8300, 31.8090)
Luminance	0.1683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277B97 #974327

analogous

#27977B #277B97 #274397

triadic

#277B97 #97277B #7B9727

tetradic

#277B97 #7B2797 #974327 #439727

square

#277B97 #7B2797 #974327 #439727

split-complementary

#277B97 #972743 #977B27

monochromatic

#0E2C36 #1A5366 #277B97 #34A3C8 #62B9D6

Accessibility & contrast

On white

4.81

#277B97 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#277B97 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277B97

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277B97	#FFFFFF	#000000	##FFFFFF
##277B97	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7898

Deuteranopia (green-blind)

#5C6D97

Tritanopia (blue-blind)

#008384

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #277b97;
/* rgb */ color: rgb(39, 123, 151);
/* oklch */ color: oklch(54.6% 0.089 224.5);

Tailwind

colors: {
  custom: {
    50: '#72a1b5',
    500: '#277b97',
    950: '#000000',
  },
}

SCSS

$custom: #277b97;
$custom-light: #72a1b5;
$custom-dark: #000000;

JSON

{
  "hex": "#277b97",
  "rgb": {
    "r": 39,
    "g": 123,
    "b": 151
  },
  "hsl": {
    "h": 195,
    "s": 58.947,
    "l": 37.255
  },
  "oklch": {
    "l": 0.54584,
    "c": 0.08895,
    "h": 224.5
  },
  "luminance": 0.16832
}

Semantic roles & 50–950 ramp

primary

#277B97

secondary

#BC755E

accent

#6D46E2

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #277B97

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

Preview Lab → · Contrast checker → · Palette generator →