#277281#277281

#277281 is a mid, moderate cyan. Relative luminance 0.141; OKLCH L 51.3% C 0.075 H 213.5°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#277281
RGB	rgb(39, 114, 129)
HSL	hsl(190, 54%, 33%)
HSV	hsv(190, 70%, 51%)
CMYK	cmyk(69.8%, 11.6%, 0%, 49.4%)
CIE-LAB	lab(44.30, -17.64, -14.98)
CIE-LCH	lch(44.30, 23.14, 220.32°)
OKLab	oklab(51.29% -0.0629 -0.0417)
OKLCH	oklch(51.29% 0.075 213.5)
XYZ	xyz(10.8148, 14.0497, 22.9065)
Luminance	0.1405 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277281 #813627

analogous

#278163 #277281 #274581

triadic

#277281 #812772 #728127

tetradic

#277281 #632781 #813627 #458127

square

#277281 #632781 #813627 #458127

split-complementary

#277281 #812745 #816327

monochromatic

#0B1F23 #194852 #277281 #359CB0 #56B8CC

Accessibility & contrast

On white

5.51

#277281 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#277281 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277281

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277281	#FFFFFF	#000000	##FFFFFF
##277281	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#676E82

Deuteranopia (green-blind)

#5A6581

Tritanopia (blue-blind)

#007877

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #277281;
/* rgb */ color: rgb(39, 114, 129);
/* oklch */ color: oklch(51.3% 0.075 213.5);

Tailwind

colors: {
  custom: {
    50: '#6e9aa5',
    500: '#277281',
    950: '#000000',
  },
}

SCSS

$custom: #277281;
$custom-light: #6e9aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#277281",
  "rgb": {
    "r": 39,
    "g": 114,
    "b": 129
  },
  "hsl": {
    "h": 190,
    "s": 53.571,
    "l": 32.941
  },
  "oklch": {
    "l": 0.51292,
    "c": 0.07544,
    "h": 213.5
  },
  "luminance": 0.14051
}

Semantic roles & 50–950 ramp

primary

#277281

secondary

#B16353

accent

#634BDD

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E0F

muted

#7B7E7F

Preview Lab

Preview with #277281

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

Preview Lab → · Contrast checker → · Palette generator →