#2639C3#2639C3

#2639C3 is a dark, highly saturated blue. Relative luminance 0.073; OKLCH L 43.5% C 0.212 H 268.6°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX#2639C3
RGBrgb(38, 57, 195)
HSLhsl(233, 67%, 46%)
HSVhsv(233, 81%, 76%)
CMYKcmyk(80.5%, 70.8%, 0%, 23.5%)
CIE-LABlab(32.43, 42.85, -73.22)
CIE-LCHlch(32.43, 84.83, 300.34°)
OKLaboklab(43.5% -0.0053 -0.2121)
OKLCHoklch(43.5% 0.212 268.6)
XYZxyz(12.1094, 7.2770, 52.3856)
Luminance0.0728 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2639C3 #C3B026
analogous
#2687C3 #2639C3 #6126C3
triadic
#2639C3 #C32639 #39C326
tetradic
#2639C3 #C32687 #C3B026 #26C361
square
#2639C3 #C32687 #C3B026 #26C361
split-complementary
#2639C3 #C36126 #87C326
monochromatic
#121B5D #1C2A90 #2639C3 #4A5CDC #7E8AE6

Accessibility & contrast

On white

8.55
#2639C3 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.46
#2639C3 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2639C3
8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2639C3#FFFFFF#000000##FFFFFF
##2639C31.008.552.468.55
#FFFFFF8.551.0021.001.00
#0000002.4621.001.0021.00
##FFFFFF8.551.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0054C7
Deuteranopia (green-blind)
#0045C1
Tritanopia (blue-blind)
#00607A
Achromatopsia (no color)
#4C4C4C

Design tokens & code

CSS
--color: #2639c3;
/* rgb */ color: rgb(38, 57, 195);
/* oklch */ color: oklch(43.5% 0.212 268.6);
Tailwind
colors: {
  custom: {
    50: '#7d70d6',
    500: '#2639c3',
    950: '#000000',
  },
}
SCSS
$custom: #2639c3;
$custom-light: #7d70d6;
$custom-dark: #000000;
JSON
{
  "hex": "#2639c3",
  "rgb": {
    "r": 38,
    "g": 57,
    "b": 195
  },
  "hsl": {
    "h": 232.739,
    "s": 67.382,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43498,
    "c": 0.2122,
    "h": 268.6
  },
  "luminance": 0.07278
}

Semantic roles & 50–950 ramp

primary
#2639C3
secondary
#CEC477
accent
#D53EEA
background
#F8F6FD
surface
#F0ECFA
border
#CBC7D3
text
#0C0715
muted
#7D7A83

Preview Lab

Preview with #2639C3

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

Preview Lab → · Contrast checker → · Palette generator →

#2639C3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva