#2D37AC#2D37AC

#2D37AC is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.2% C 0.184 H 271.5°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX#2D37AC
RGBrgb(45, 55, 172)
HSLhsl(235, 59%, 43%)
HSVhsv(235, 74%, 67%)
CMYKcmyk(73.8%, 68%, 0%, 32.5%)
CIE-LABlab(30.08, 36.58, -63.45)
CIE-LCHlch(30.08, 73.24, 299.96°)
OKLaboklab(41.22% 0.005 -0.1835)
OKLCHoklch(41.22% 0.184 271.5)
XYZxyz(9.8922, 6.2678, 39.7102)
Luminance0.0627 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2D37AC #ACA22D
analogous
#2D76AC #2D37AC #632DAC
triadic
#2D37AC #AC2D37 #37AC2D
tetradic
#2D37AC #AC2D76 #ACA22D #2DAC63
square
#2D37AC #AC2D76 #ACA22D #2DAC63
split-complementary
#2D37AC #AC632D #76AC2D
monochromatic
#14184B #20277B #2D37AC #4752CF #7880DC

Accessibility & contrast

On white

9.32
#2D37AC on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.25
#2D37AC on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D37AC
9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2D37AC#FFFFFF#000000##FFFFFF
##2D37AC1.009.322.259.32
#FFFFFF9.321.0021.001.00
#0000002.2521.001.0021.00
##FFFFFF9.321.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004DB0
Deuteranopia (green-blind)
#0041AA
Tritanopia (blue-blind)
#00576D
Achromatopsia (no color)
#474747

Design tokens & code

CSS
--color: #2d37ac;
/* rgb */ color: rgb(45, 55, 172);
/* oklch */ color: oklch(41.2% 0.184 271.5);
Tailwind
colors: {
  custom: {
    50: '#796ec6',
    500: '#2d37ac',
    950: '#000000',
  },
}
SCSS
$custom: #2d37ac;
$custom-light: #796ec6;
$custom-dark: #000000;
JSON
{
  "hex": "#2d37ac",
  "rgb": {
    "r": 45,
    "g": 55,
    "b": 172
  },
  "hsl": {
    "h": 235.276,
    "s": 58.525,
    "l": 42.549
  },
  "oklch": {
    "l": 0.41215,
    "c": 0.18357,
    "h": 271.5
  },
  "luminance": 0.06269
}

Semantic roles & 50–950 ramp

primary
#2D37AC
secondary
#C4BD71
accent
#D546E2
background
#F8F6FC
surface
#EFECF8
border
#CAC7D1
text
#0B0713
muted
#7C7A82

Preview Lab

Preview with #2D37AC

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

Preview Lab → · Contrast checker → · Palette generator →

#2D37AC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva