#304E77#304E77

#304E77 is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 42.0% C 0.078 H 256.5°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#304E77
RGB	rgb(48, 78, 119)
HSL	hsl(215, 43%, 33%)
HSV	hsv(215, 60%, 47%)
CMYK	cmyk(59.7%, 34.5%, 0%, 53.3%)
CIE-LAB	lab(32.72, 2.27, -26.77)
CIE-LCH	lch(32.72, 26.86, 274.84°)
OKLab	oklab(42.04% -0.0181 -0.0756)
OKLCH	oklch(42.04% 0.078 256.5)
XYZ	xyz(7.2719, 7.4085, 18.4959)
Luminance	0.0741 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304E77 #775930

analogous

#307177 #304E77 #353077

triadic

#304E77 #77304E #4E7730

tetradic

#304E77 #773071 #775930 #307735

square

#304E77 #773071 #775930 #307735

split-complementary

#304E77 #773530 #717730

monochromatic

#0D1520 #1E314B #304E77 #426BA3 #6289C0

Accessibility & contrast

On white

8.46

#304E77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#304E77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304E77

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304E77	#FFFFFF	#000000	##FFFFFF
##304E77	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D5179

Deuteranopia (green-blind)

#344A76

Tritanopia (blue-blind)

#00575D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #304e77;
/* rgb */ color: rgb(48, 78, 119);
/* oklch */ color: oklch(42.0% 0.078 256.5);

Tailwind

colors: {
  custom: {
    50: '#6e7f9e',
    500: '#304e77',
    950: '#000000',
  },
}

SCSS

$custom: #304e77;
$custom-light: #6e7f9e;
$custom-dark: #000000;

JSON

{
  "hex": "#304e77",
  "rgb": {
    "r": 48,
    "g": 78,
    "b": 119
  },
  "hsl": {
    "h": 214.648,
    "s": 42.515,
    "l": 32.745
  },
  "oklch": {
    "l": 0.42041,
    "c": 0.07769,
    "h": 256.5
  },
  "luminance": 0.07409
}

Semantic roles & 50–950 ramp

primary

#304E77

secondary

#A7875C

accent

#9E55D2

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#080A0E

muted

#7B7C7E

Preview Lab

Preview with #304E77

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

Preview Lab → · Contrast checker → · Palette generator →