#1A2F84#1A2F84

#1A2F84 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.9% C 0.145 H 267.4°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#1A2F84
RGB	rgb(26, 47, 132)
HSL	hsl(228, 67%, 31%)
HSV	hsv(228, 80%, 52%)
CMYK	cmyk(80.3%, 64.4%, 0%, 48.2%)
CIE-LAB	lab(23.40, 24.81, -49.94)
CIE-LCH	lch(23.40, 55.76, 296.42°)
OKLab	oklab(34.92% -0.0067 -0.1444)
OKLCH	oklch(34.92% 0.145 267.4)
XYZ	xyz(5.6059, 3.9179, 22.2861)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2F84 #846F1A

analogous

#1A6484 #1A2F84 #3A1A84

triadic

#1A2F84 #841A2F #2F841A

tetradic

#1A2F84 #841A64 #846F1A #1A843A

square

#1A2F84 #841A64 #846F1A #1A843A

split-complementary

#1A2F84 #843A1A #64841A

monochromatic

#060B1E #101D51 #1A2F84 #2441B7 #3F5ED9

Accessibility & contrast

On white

11.77

#1A2F84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#1A2F84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2F84

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2F84	#FFFFFF	#000000	##FFFFFF
##1A2F84	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D87

Deuteranopia (green-blind)

#003382

Tritanopia (blue-blind)

#004555

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1a2f84;
/* rgb */ color: rgb(26, 47, 132);
/* oklch */ color: oklch(34.9% 0.145 267.4);

Tailwind

colors: {
  custom: {
    50: '#6967a9',
    500: '#1a2f84',
    950: '#000000',
  },
}

SCSS

$custom: #1a2f84;
$custom-light: #6967a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2f84",
  "rgb": {
    "r": 26,
    "g": 47,
    "b": 132
  },
  "hsl": {
    "h": 228.113,
    "s": 67.089,
    "l": 30.98
  },
  "oklch": {
    "l": 0.34921,
    "c": 0.14458,
    "h": 267.4
  },
  "luminance": 0.03919
}

Semantic roles & 50–950 ramp

primary

#1A2F84

secondary

#B8A042

accent

#C83EEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #1A2F84

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

Preview Lab → · Contrast checker → · Palette generator →