#1A2979#1A2979

#1A2979 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.7% C 0.137 H 269.0°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#1A2979
RGB	rgb(26, 41, 121)
HSL	hsl(231, 65%, 29%)
HSV	hsv(231, 79%, 47%)
CMYK	cmyk(78.5%, 66.1%, 0%, 52.5%)
CIE-LAB	lab(20.77, 24.62, -47.28)
CIE-LCH	lch(20.77, 53.31, 297.50°)
OKLab	oklab(32.67% -0.0024 -0.1367)
OKLCH	oklch(32.67% 0.137 269)
XYZ	xyz(4.6689, 3.1855, 18.4542)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2979 #796A1A

analogous

#1A5979 #1A2979 #3B1A79

triadic

#1A2979 #791A29 #29791A

tetradic

#1A2979 #791A59 #796A1A #1A793B

square

#1A2979 #791A59 #796A1A #1A793B

split-complementary

#1A2979 #793B1A #59791A

monochromatic

#050919 #0F1847 #1A2979 #253AAB #3952D4

Accessibility & contrast

On white

12.83

#1A2979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1A2979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2979

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2979	#FFFFFF	#000000	##FFFFFF
##1A2979	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377C

Deuteranopia (green-blind)

#002E77

Tritanopia (blue-blind)

#003E4D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1a2979;
/* rgb */ color: rgb(26, 41, 121);
/* oklch */ color: oklch(32.7% 0.137 269.0);

Tailwind

colors: {
  custom: {
    50: '#6762a1',
    500: '#1a2979',
    950: '#000000',
  },
}

SCSS

$custom: #1a2979;
$custom-light: #6762a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2979",
  "rgb": {
    "r": 26,
    "g": 41,
    "b": 121
  },
  "hsl": {
    "h": 230.526,
    "s": 64.626,
    "l": 28.824
  },
  "oklch": {
    "l": 0.32667,
    "c": 0.13674,
    "h": 269
  },
  "luminance": 0.03186
}

Semantic roles & 50–950 ramp

primary

#1A2979

secondary

#AD9C41

accent

#CD40E8

background

#F6F5FA

surface

#EBEAF3

border

#C6C6CD

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1A2979

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

Preview Lab → · Contrast checker → · Palette generator →