#1A367B#1A367B

#1A367B is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.6% C 0.123 H 264.3°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#1A367B
RGB	rgb(26, 54, 123)
HSL	hsl(223, 65%, 29%)
HSV	hsv(223, 79%, 48%)
CMYK	cmyk(78.9%, 56.1%, 0%, 51.8%)
CIE-LAB	lab(24.60, 16.25, -42.31)
CIE-LCH	lch(24.60, 45.33, 291.01°)
OKLab	oklab(35.58% -0.0121 -0.1219)
OKLCH	oklch(35.58% 0.123 264.3)
XYZ	xyz(5.3191, 4.2874, 19.2823)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A367B #7B5F1A

analogous

#1A677B #1A367B #2E1A7B

triadic

#1A367B #7B1A36 #367B1A

tetradic

#1A367B #7B1A67 #7B5F1A #1A7B2E

square

#1A367B #7B1A67 #7B5F1A #1A7B2E

split-complementary

#1A367B #7B2E1A #677B1A

monochromatic

#050B19 #0F2048 #1A367B #254CAE #3A67D5

Accessibility & contrast

On white

11.30

#1A367B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#1A367B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A367B

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A367B	#FFFFFF	#000000	##FFFFFF
##1A367B	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7D

Deuteranopia (green-blind)

#00367A

Tritanopia (blue-blind)

#004753

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1a367b;
/* rgb */ color: rgb(26, 54, 123);
/* oklch */ color: oklch(35.6% 0.123 264.3);

Tailwind

colors: {
  custom: {
    50: '#666ca2',
    500: '#1a367b',
    950: '#000000',
  },
}

SCSS

$custom: #1a367b;
$custom-light: #666ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#1a367b",
  "rgb": {
    "r": 26,
    "g": 54,
    "b": 123
  },
  "hsl": {
    "h": 222.68,
    "s": 65.101,
    "l": 29.216
  },
  "oklch": {
    "l": 0.3558,
    "c": 0.12254,
    "h": 264.3
  },
  "luminance": 0.04288
}

Semantic roles & 50–950 ramp

primary

#1A367B

secondary

#AF9042

accent

#B740E8

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1A367B

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

Preview Lab → · Contrast checker → · Palette generator →