#277990#277990

#277990 is a mid, moderate cyan. Relative luminance 0.161; OKLCH L 53.8% C 0.084 H 220.4°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#277990
RGB	rgb(39, 121, 144)
HSL	hsl(193, 57%, 36%)
HSV	hsv(193, 73%, 56%)
CMYK	cmyk(72.9%, 16%, 0%, 43.5%)
CIE-LAB	lab(47.13, -16.45, -19.57)
CIE-LCH	lch(47.13, 25.57, 229.95°)
OKLab	oklab(53.76% -0.0641 -0.0547)
OKLCH	oklch(53.76% 0.084 220.4)
XYZ	xyz(12.7060, 16.1182, 28.8216)
Luminance	0.1612 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277990 #903E27

analogous

#279072 #277990 #274490

triadic

#277990 #902779 #799027

tetradic

#277990 #722790 #903E27 #449027

square

#277990 #722790 #903E27 #449027

split-complementary

#277990 #902744 #907227

monochromatic

#0D2830 #1A5160 #277990 #34A1C0 #5EBAD3

Accessibility & contrast

On white

4.97

#277990 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#277990 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277990

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277990	#FFFFFF	#000000	##FFFFFF
##277990	1.00	4.97	4.22	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7691

Deuteranopia (green-blind)

#5D6B90

Tritanopia (blue-blind)

#008080

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #277990;
/* rgb */ color: rgb(39, 121, 144);
/* oklch */ color: oklch(53.8% 0.084 220.4);

Tailwind

colors: {
  custom: {
    50: '#709fb0',
    500: '#277990',
    950: '#000000',
  },
}

SCSS

$custom: #277990;
$custom-light: #709fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#277990",
  "rgb": {
    "r": 39,
    "g": 121,
    "b": 144
  },
  "hsl": {
    "h": 193.143,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.53756,
    "c": 0.08426,
    "h": 220.4
  },
  "luminance": 0.1612
}

Semantic roles & 50–950 ramp

primary

#277990

secondary

#B96F5A

accent

#6947E1

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #277990

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

Preview Lab → · Contrast checker → · Palette generator →