#1A3050#1A3050

#1A3050 is a dark, moderate blue. Relative luminance 0.029; OKLCH L 30.8% C 0.064 H 257.7°. Best body text is #FFFFFF at 13.27:1 contrast (WCAG AA passes).

Color values

HEX	#1A3050
RGB	rgb(26, 48, 80)
HSL	hsl(216, 51%, 21%)
HSV	hsv(216, 68%, 31%)
CMYK	cmyk(67.5%, 40%, 0%, 68.6%)
CIE-LAB	lab(19.69, 2.95, -22.22)
CIE-LCH	lch(19.69, 22.41, 277.56°)
OKLab	oklab(30.84% -0.0137 -0.063)
OKLCH	oklch(30.84% 0.064 257.7)
XYZ	xyz(2.9304, 2.9124, 7.9956)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3050 #503A1A

analogous

#1A4B50 #1A3050 #1F1A50

triadic

#1A3050 #501A30 #30501A

tetradic

#1A3050 #501A4B #503A1A #1A501F

square

#1A3050 #501A4B #503A1A #1A501F

split-complementary

#1A3050 #501F1A #4B501A

monochromatic

#080E17 #0B1422 #1A3050 #294C7E #3867AC

Accessibility & contrast

On white

13.27

#1A3050 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1A3050 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3050

13.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3050	#FFFFFF	#000000	##FFFFFF
##1A3050	1.00	13.27	1.58	13.27
#FFFFFF	13.27	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223251

Deuteranopia (green-blind)

#1B2D4F

Tritanopia (blue-blind)

#00373C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1a3050;
/* rgb */ color: rgb(26, 48, 80);
/* oklch */ color: oklch(30.8% 0.064 257.7);

Tailwind

colors: {
  custom: {
    50: '#5c6881',
    500: '#1a3050',
    950: '#000000',
  },
}

SCSS

$custom: #1a3050;
$custom-light: #5c6881;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3050",
  "rgb": {
    "r": 26,
    "g": 48,
    "b": 80
  },
  "hsl": {
    "h": 215.556,
    "s": 50.943,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30841,
    "c": 0.06447,
    "h": 257.7
  },
  "luminance": 0.02913
}

Semantic roles & 50–950 ramp

primary

#1A3050

secondary

#866940

accent

#A14DDA

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #1A3050

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

Preview Lab → · Contrast checker → · Palette generator →