#1E377A#1E377A

#1E377A is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.9% C 0.118 H 265.4°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX#1E377A
RGBrgb(30, 55, 122)
HSLhsl(224, 61%, 30%)
HSVhsv(224, 75%, 48%)
CMYKcmyk(75.4%, 54.9%, 0%, 52.2%)
CIE-LABlab(24.99, 15.68, -41.04)
CIE-LCHlch(24.99, 43.93, 290.91°)
OKLaboklab(35.9% -0.0095 -0.1181)
OKLCHoklch(35.9% 0.118 265.4)
XYZxyz(5.4132, 4.4130, 18.9751)
Luminance0.0441 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1E377A #7A611E
analogous
#1E657A #1E377A #331E7A
triadic
#1E377A #7A1E37 #377A1E
tetradic
#1E377A #7A1E65 #7A611E #1E7A33
square
#1E377A #7A1E65 #7A611E #1E7A33
split-complementary
#1E377A #7A331E #657A1E
monochromatic
#060B19 #122149 #1E377A #2A4DAB #4269D0

Accessibility & contrast

On white

11.15
#1E377A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.88
#1E377A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E377A
11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1E377A#FFFFFF#000000##FFFFFF
##1E377A1.0011.151.8811.15
#FFFFFF11.151.0021.001.00
#0000001.8821.001.0021.00
##FFFFFF11.151.0021.001.00

Color blindness preview

Protanopia (red-blind)
#08407C
Deuteranopia (green-blind)
#003779
Tritanopia (blue-blind)
#004753
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #1e377a;
/* rgb */ color: rgb(30, 55, 122);
/* oklch */ color: oklch(35.9% 0.118 265.4);
Tailwind
colors: {
  custom: {
    50: '#686da1',
    500: '#1e377a',
    950: '#000000',
  },
}
SCSS
$custom: #1e377a;
$custom-light: #686da1;
$custom-dark: #000000;
JSON
{
  "hex": "#1e377a",
  "rgb": {
    "r": 30,
    "g": 55,
    "b": 122
  },
  "hsl": {
    "h": 223.696,
    "s": 60.526,
    "l": 29.804
  },
  "oklch": {
    "l": 0.35901,
    "c": 0.11847,
    "h": 265.4
  },
  "luminance": 0.04414
}

Semantic roles & 50–950 ramp

primary
#1E377A
secondary
#AE9146
accent
#B844E4
background
#F6F6FA
surface
#EBEBF3
border
#C6C6CD
text
#07070F
muted
#7A7A7F

Preview Lab

Preview with #1E377A

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

Preview Lab → · Contrast checker → · Palette generator →

#1E377A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva