#1A438C#1A438C

#1A438C is a dark, vivid blue. Relative luminance 0.061; OKLCH L 39.9% C 0.130 H 260.9°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#1A438C
RGB	rgb(26, 67, 140)
HSL	hsl(218, 69%, 33%)
HSV	hsv(218, 81%, 55%)
CMYK	cmyk(81.4%, 52.1%, 0%, 45.1%)
CIE-LAB	lab(29.73, 14.11, -44.61)
CIE-LCH	lch(29.73, 46.79, 287.55°)
OKLab	oklab(39.89% -0.0205 -0.1284)
OKLCH	oklch(39.89% 0.13 260.9)
XYZ	xyz(7.1651, 6.1265, 25.6108)
Luminance	0.0613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A438C #8C631A

analogous

#1A7C8C #1A438C #2A1A8C

triadic

#1A438C #8C1A43 #438C1A

tetradic

#1A438C #8C1A7C #8C631A #1A8C2A

square

#1A438C #8C1A7C #8C631A #1A8C2A

split-complementary

#1A438C #8C2A1A #7C8C1A

monochromatic

#071225 #102A58 #1A438C #245CC0 #447BDC

Accessibility & contrast

On white

9.44

#1A438C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#1A438C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A438C

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A438C	#FFFFFF	#000000	##FFFFFF
##1A438C	1.00	9.44	2.23	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#144C8F

Deuteranopia (green-blind)

#00418B

Tritanopia (blue-blind)

#005561

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1a438c;
/* rgb */ color: rgb(26, 67, 140);
/* oklch */ color: oklch(39.9% 0.130 260.9);

Tailwind

colors: {
  custom: {
    50: '#6a76ae',
    500: '#1a438c',
    950: '#000000',
  },
}

SCSS

$custom: #1a438c;
$custom-light: #6a76ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1a438c",
  "rgb": {
    "r": 26,
    "g": 67,
    "b": 140
  },
  "hsl": {
    "h": 218.421,
    "s": 68.675,
    "l": 32.549
  },
  "oklch": {
    "l": 0.39891,
    "c": 0.13008,
    "h": 260.9
  },
  "luminance": 0.06127
}

Semantic roles & 50–950 ramp

primary

#1A438C

secondary

#BE9244

accent

#AC3CEC

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #1A438C

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

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