#1A336B#1A336B

#1A336B is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.6% C 0.103 H 263.7°. Best body text is #FFFFFF at 12.14:1 contrast (WCAG AA passes).

Color values

HEX	#1A336B
RGB	rgb(26, 51, 107)
HSL	hsl(221, 61%, 26%)
HSV	hsv(221, 76%, 42%)
CMYK	cmyk(75.7%, 52.3%, 0%, 58%)
CIE-LAB	lab(22.47, 11.81, -35.53)
CIE-LCH	lch(22.47, 37.44, 288.39°)
OKLab	oklab(33.58% -0.0113 -0.102)
OKLCH	oklch(33.58% 0.103 263.7)
XYZ	xyz(4.2627, 3.6484, 14.3866)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A336B #6B521A

analogous

#1A5B6B #1A336B #291A6B

triadic

#1A336B #6B1A33 #336B1A

tetradic

#1A336B #6B1A5B #6B521A #1A6B29

square

#1A336B #6B1A5B #6B521A #1A6B29

split-complementary

#1A336B #6B291A #5B6B1A

monochromatic

#060C19 #0E1C3A #1A336B #264A9C #3262CD

Accessibility & contrast

On white

12.14

#1A336B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#1A336B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A336B

12.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A336B	#FFFFFF	#000000	##FFFFFF
##1A336B	1.00	12.14	1.73	12.14
#FFFFFF	12.14	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#133A6D

Deuteranopia (green-blind)

#00326A

Tritanopia (blue-blind)

#00404A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1a336b;
/* rgb */ color: rgb(26, 51, 107);
/* oklch */ color: oklch(33.6% 0.103 263.7);

Tailwind

colors: {
  custom: {
    50: '#636a96',
    500: '#1a336b',
    950: '#000000',
  },
}

SCSS

$custom: #1a336b;
$custom-light: #636a96;
$custom-dark: #000000;

JSON

{
  "hex": "#1a336b",
  "rgb": {
    "r": 26,
    "g": 51,
    "b": 107
  },
  "hsl": {
    "h": 221.481,
    "s": 60.902,
    "l": 26.078
  },
  "oklch": {
    "l": 0.33575,
    "c": 0.10267,
    "h": 263.7
  },
  "luminance": 0.03649
}

Semantic roles & 50–950 ramp

primary

#1A336B

secondary

#A08340

accent

#B344E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #1A336B

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

Preview Lab → · Contrast checker → · Palette generator →