#1A4288#1A4288

#1A4288 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.3% C 0.126 H 260.7°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX#1A4288
RGBrgb(26, 66, 136)
HSLhsl(218, 68%, 32%)
HSVhsv(218, 81%, 53%)
CMYKcmyk(80.9%, 51.5%, 0%, 46.7%)
CIE-LABlab(29.14, 13.16, -43.10)
CIE-LCHlch(29.14, 45.06, 286.99°)
OKLaboklab(39.35% -0.0203 -0.124)
OKLCHoklch(39.35% 0.126 260.7)
XYZxyz(6.8165, 5.8928, 24.0659)
Luminance0.0589 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1A4288 #88601A
analogous
#1A7988 #1A4288 #291A88
triadic
#1A4288 #881A42 #42881A
tetradic
#1A4288 #881A79 #88601A #1A8829
square
#1A4288 #881A79 #88601A #1A8829
split-complementary
#1A4288 #88291A #79881A
monochromatic
#061021 #102955 #1A4288 #245BBB #4279DB

Accessibility & contrast

On white

9.64
#1A4288 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.18
#1A4288 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4288
9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1A4288#FFFFFF#000000##FFFFFF
##1A42881.009.642.189.64
#FFFFFF9.641.0021.001.00
#0000002.1821.001.0021.00
##FFFFFF9.641.0021.001.00

Color blindness preview

Protanopia (red-blind)
#174A8B
Deuteranopia (green-blind)
#004087
Tritanopia (blue-blind)
#00535E
Achromatopsia (no color)
#454545

Design tokens & code

CSS
--color: #1a4288;
/* rgb */ color: rgb(26, 66, 136);
/* oklch */ color: oklch(39.3% 0.126 260.7);
Tailwind
colors: {
  custom: {
    50: '#6975ab',
    500: '#1a4288',
    950: '#000000',
  },
}
SCSS
$custom: #1a4288;
$custom-light: #6975ab;
$custom-dark: #000000;
JSON
{
  "hex": "#1a4288",
  "rgb": {
    "r": 26,
    "g": 66,
    "b": 136
  },
  "hsl": {
    "h": 218.182,
    "s": 67.901,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39348,
    "c": 0.12565,
    "h": 260.7
  },
  "luminance": 0.05894
}

Semantic roles & 50–950 ramp

primary
#1A4288
secondary
#BB8F43
accent
#AC3DEB
background
#F6F7FA
surface
#ECEDF4
border
#C7C8CE
text
#070810
muted
#7A7B7F

Preview Lab

Preview with #1A4288

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

Preview Lab → · Contrast checker → · Palette generator →

#1A4288 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva