#1A2279#1A2279

#1A2279 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.4% C 0.145 H 270.7°. Best body text is #FFFFFF at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#1A2279
RGB	rgb(26, 34, 121)
HSL	hsl(235, 65%, 29%)
HSV	hsv(235, 79%, 47%)
CMYK	cmyk(78.5%, 71.9%, 0%, 52.5%)
CIE-LAB	lab(18.99, 29.38, -50.21)
CIE-LCH	lch(18.99, 58.17, 300.33°)
OKLab	oklab(31.37% 0.0019 -0.1453)
OKLCH	oklch(31.37% 0.145 270.7)
XYZ	xyz(4.4480, 2.7437, 18.3806)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2279 #79711A

analogous

#1A5279 #1A2279 #421A79

triadic

#1A2279 #791A22 #22791A

tetradic

#1A2279 #791A52 #79711A #1A7942

square

#1A2279 #791A52 #79711A #1A7942

split-complementary

#1A2279 #79421A #52791A

monochromatic

#050719 #0F1447 #1A2279 #2530AB #3946D4

Accessibility & contrast

On white

13.56

#1A2279 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#1A2279 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2279

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2279	#FFFFFF	#000000	##FFFFFF
##1A2279	1.00	13.56	1.55	13.56
#FFFFFF	13.56	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337C

Deuteranopia (green-blind)

#002A77

Tritanopia (blue-blind)

#003A4A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1a2279;
/* rgb */ color: rgb(26, 34, 121);
/* oklch */ color: oklch(31.4% 0.145 270.7);

Tailwind

colors: {
  custom: {
    50: '#685da1',
    500: '#1a2279',
    950: '#000000',
  },
}

SCSS

$custom: #1a2279;
$custom-light: #685da1;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2279",
  "rgb": {
    "r": 26,
    "g": 34,
    "b": 121
  },
  "hsl": {
    "h": 234.947,
    "s": 64.626,
    "l": 28.824
  },
  "oklch": {
    "l": 0.31365,
    "c": 0.14533,
    "h": 270.7
  },
  "luminance": 0.02744
}

Semantic roles & 50–950 ramp

primary

#1A2279

secondary

#ADA441

accent

#DA40E8

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1A2279

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

Preview Lab → · Contrast checker → · Palette generator →