#1A2F71#1A2F71

#1A2F71 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 33.2% C 0.117 H 266.5°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#1A2F71
RGB	rgb(26, 47, 113)
HSL	hsl(226, 63%, 27%)
HSV	hsv(226, 77%, 44%)
CMYK	cmyk(77%, 58.4%, 0%, 55.7%)
CIE-LAB	lab(21.74, 17.15, -40.58)
CIE-LCH	lch(21.74, 44.05, 292.91°)
OKLab	oklab(33.17% -0.0071 -0.117)
OKLCH	oklch(33.17% 0.117 266.5)
XYZ	xyz(4.4221, 3.4444, 16.0514)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2F71 #715C1A

analogous

#1A5B71 #1A2F71 #301A71

triadic

#1A2F71 #711A2F #2F711A

tetradic

#1A2F71 #711A5B #715C1A #1A7130

square

#1A2F71 #711A5B #715C1A #1A7130

split-complementary

#1A2F71 #71301A #5B711A

monochromatic

#060A19 #0F1A3F #1A2F71 #2544A3 #355AD0

Accessibility & contrast

On white

12.43

#1A2F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1A2F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2F71

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2F71	#FFFFFF	#000000	##FFFFFF
##1A2F71	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003873

Deuteranopia (green-blind)

#003070

Tritanopia (blue-blind)

#003F4B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1a2f71;
/* rgb */ color: rgb(26, 47, 113);
/* oklch */ color: oklch(33.2% 0.117 266.5);

Tailwind

colors: {
  custom: {
    50: '#64679a',
    500: '#1a2f71',
    950: '#000000',
  },
}

SCSS

$custom: #1a2f71;
$custom-light: #64679a;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2f71",
  "rgb": {
    "r": 26,
    "g": 47,
    "b": 113
  },
  "hsl": {
    "h": 225.517,
    "s": 62.59,
    "l": 27.255
  },
  "oklch": {
    "l": 0.3317,
    "c": 0.11718,
    "h": 266.5
  },
  "luminance": 0.03445
}

Semantic roles & 50–950 ramp

primary

#1A2F71

secondary

#A68E41

accent

#BE42E6

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1A2F71

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

Preview Lab → · Contrast checker → · Palette generator →