#1A247D#1A247D

#1A247D is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.1% C 0.148 H 270.1°. Best body text is #FFFFFF at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#1A247D
RGB	rgb(26, 36, 125)
HSL	hsl(234, 66%, 30%)
HSV	hsv(234, 79%, 49%)
CMYK	cmyk(79.2%, 71.2%, 0%, 51%)
CIE-LAB	lab(19.89, 29.57, -51.28)
CIE-LCH	lch(19.89, 59.19, 299.97°)
OKLab	oklab(32.14% 0.0003 -0.1484)
OKLCH	oklch(32.14% 0.148 270.1)
XYZ	xyz(4.7573, 2.9615, 19.7190)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A247D #7D731A

analogous

#1A567D #1A247D #411A7D

triadic

#1A247D #7D1A24 #247D1A

tetradic

#1A247D #7D1A56 #7D731A #1A7D41

square

#1A247D #7D1A56 #7D731A #1A7D41

split-complementary

#1A247D #7D411A #567D1A

monochromatic

#050719 #0F154A #1A247D #2533B0 #3B4BD6

Accessibility & contrast

On white

13.19

#1A247D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1A247D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A247D

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A247D	#FFFFFF	#000000	##FFFFFF
##1A247D	1.00	13.19	1.59	13.19
#FFFFFF	13.19	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003580

Deuteranopia (green-blind)

#002B7B

Tritanopia (blue-blind)

#003C4D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1a247d;
/* rgb */ color: rgb(26, 36, 125);
/* oklch */ color: oklch(32.1% 0.148 270.1);

Tailwind

colors: {
  custom: {
    50: '#695fa4',
    500: '#1a247d',
    950: '#000000',
  },
}

SCSS

$custom: #1a247d;
$custom-light: #695fa4;
$custom-dark: #000000;

JSON

{
  "hex": "#1a247d",
  "rgb": {
    "r": 26,
    "g": 36,
    "b": 125
  },
  "hsl": {
    "h": 233.939,
    "s": 65.563,
    "l": 29.608
  },
  "oklch": {
    "l": 0.32143,
    "c": 0.14843,
    "h": 270.1
  },
  "luminance": 0.02962
}

Semantic roles & 50–950 ramp

primary

#1A247D

secondary

#B1A642

accent

#D73FE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1A247D

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

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