#1A355B#1A355B

#1A355B is a dark, moderate blue. Relative luminance 0.035; OKLCH L 32.9% C 0.075 H 257.3°. Best body text is #FFFFFF at 12.32:1 contrast (WCAG AA passes).

Color values

HEX#1A355B
RGBrgb(26, 53, 91)
HSLhsl(215, 56%, 23%)
HSVhsv(215, 71%, 36%)
CMYKcmyk(71.4%, 41.8%, 0%, 64.3%)
CIE-LABlab(22.02, 3.83, -25.83)
CIE-LCHlch(22.02, 26.11, 278.44°)
OKLaboklab(32.87% -0.0166 -0.0735)
OKLCHoklch(32.87% 0.075 257.3)
XYZxyz(3.5868, 3.5208, 10.3861)
Luminance0.0352 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1A355B #5B401A
analogous
#1A555B #1A355B #1F1A5B
triadic
#1A355B #5B1A35 #355B1A
tetradic
#1A355B #5B1A55 #5B401A #1A5B1F
square
#1A355B #5B1A55 #5B401A #1A5B1F
split-complementary
#1A355B #5B1F1A #555B1A
monochromatic
#070E18 #0C192B #1A355B #28518B #356CBA

Accessibility & contrast

On white

12.32
#1A355B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.70
#1A355B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A355B
12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1A355B#FFFFFF#000000##FFFFFF
##1A355B1.0012.321.7012.32
#FFFFFF12.321.0021.001.00
#0000001.7021.001.0021.00
##FFFFFF12.321.0021.001.00

Color blindness preview

Protanopia (red-blind)
#24385D
Deuteranopia (green-blind)
#1A325A
Tritanopia (blue-blind)
#003E43
Achromatopsia (no color)
#353535

Design tokens & code

CSS
--color: #1a355b;
/* rgb */ color: rgb(26, 53, 91);
/* oklch */ color: oklch(32.9% 0.075 257.3);
Tailwind
colors: {
  custom: {
    50: '#5f6b89',
    500: '#1a355b',
    950: '#000000',
  },
}
SCSS
$custom: #1a355b;
$custom-light: #5f6b89;
$custom-dark: #000000;
JSON
{
  "hex": "#1a355b",
  "rgb": {
    "r": 26,
    "g": 53,
    "b": 91
  },
  "hsl": {
    "h": 215.077,
    "s": 55.556,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32874,
    "c": 0.07536,
    "h": 257.3
  },
  "luminance": 0.03521
}

Semantic roles & 50–950 ramp

primary
#1A355B
secondary
#916F40
accent
#A149DF
background
#F5F6F8
surface
#EAEBF0
border
#C6C6CB
text
#05060B
muted
#797A7C

Preview Lab

Preview with #1A355B

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

Preview Lab → · Contrast checker → · Palette generator →

#1A355B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva