#284663#284663

#284663 is a dark, moderate cyan. Relative luminance 0.057; OKLCH L 38.5% C 0.061 H 248.9°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX#284663
RGBrgb(40, 70, 99)
HSLhsl(209, 42%, 27%)
HSVhsv(209, 60%, 39%)
CMYKcmyk(59.6%, 29.3%, 0%, 61.2%)
CIE-LABlab(28.73, -1.56, -20.42)
CIE-LCHlch(28.73, 20.48, 265.63°)
OKLaboklab(38.46% -0.0221 -0.0573)
OKLCHoklch(38.46% 0.061 248.9)
XYZxyz(5.3166, 5.7318, 12.6281)
Luminance0.0573 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#284663 #634528
analogous
#286363 #284663 #282863
triadic
#284663 #632846 #466328
tetradic
#284663 #632863 #634528 #286328
square
#284663 #632863 #634528 #286328
split-complementary
#284663 #632828 #636328
monochromatic
#090F16 #162737 #284663 #3A658F #4E84B7

Accessibility & contrast

On white

9.78
#284663 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.15
#284663 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284663
9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##284663#FFFFFF#000000##FFFFFF
##2846631.009.782.159.78
#FFFFFF9.781.0021.001.00
#0000002.1521.001.0021.00
##FFFFFF9.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3A4764
Deuteranopia (green-blind)
#324162
Tritanopia (blue-blind)
#004D50
Achromatopsia (no color)
#444444

Design tokens & code

CSS
--color: #284663;
/* rgb */ color: rgb(40, 70, 99);
/* oklch */ color: oklch(38.5% 0.061 248.9);
Tailwind
colors: {
  custom: {
    50: '#67798f',
    500: '#284663',
    950: '#000000',
  },
}
SCSS
$custom: #284663;
$custom-light: #67798f;
$custom-dark: #000000;
JSON
{
  "hex": "#284663",
  "rgb": {
    "r": 40,
    "g": 70,
    "b": 99
  },
  "hsl": {
    "h": 209.492,
    "s": 42.446,
    "l": 27.255
  },
  "oklch": {
    "l": 0.38459,
    "c": 0.06145,
    "h": 248.9
  },
  "luminance": 0.05732
}

Semantic roles & 50–950 ramp

primary
#284663
secondary
#967351
accent
#9356D2
background
#F6F7F8
surface
#EBEDF0
border
#C6C8CB
text
#06090C
muted
#7A7B7D

Preview Lab

Preview with #284663

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

Preview Lab → · Contrast checker → · Palette generator →

#284663 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva