#1A3152#1A3152

#1A3152 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.2% C 0.066 H 257.5°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#1A3152
RGB	rgb(26, 49, 82)
HSL	hsl(215, 52%, 21%)
HSV	hsv(215, 68%, 32%)
CMYK	cmyk(68.3%, 40.2%, 0%, 67.8%)
CIE-LAB	lab(20.14, 3.04, -22.84)
CIE-LCH	lch(20.14, 23.04, 277.57°)
OKLab	oklab(31.24% -0.0143 -0.0648)
OKLCH	oklch(31.24% 0.066 257.5)
XYZ	xyz(3.0468, 3.0252, 8.4044)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3152 #523B1A

analogous

#1A4D52 #1A3152 #1F1A52

triadic

#1A3152 #521A31 #31521A

tetradic

#1A3152 #521A4D #523B1A #1A521F

square

#1A3152 #521A4D #523B1A #1A521F

split-complementary

#1A3152 #521F1A #4D521A

monochromatic

#070E17 #0B1524 #1A3152 #294D80 #3769AF

Accessibility & contrast

On white

13.08

#1A3152 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#1A3152 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3152

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3152	#FFFFFF	#000000	##FFFFFF
##1A3152	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#233353

Deuteranopia (green-blind)

#1B2E51

Tritanopia (blue-blind)

#00393D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1a3152;
/* rgb */ color: rgb(26, 49, 82);
/* oklch */ color: oklch(31.2% 0.066 257.5);

Tailwind

colors: {
  custom: {
    50: '#5d6883',
    500: '#1a3152',
    950: '#000000',
  },
}

SCSS

$custom: #1a3152;
$custom-light: #5d6883;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3152",
  "rgb": {
    "r": 26,
    "g": 49,
    "b": 82
  },
  "hsl": {
    "h": 215.357,
    "s": 51.852,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31235,
    "c": 0.06637,
    "h": 257.5
  },
  "luminance": 0.03025
}

Semantic roles & 50–950 ramp

primary

#1A3152

secondary

#886A40

accent

#A14CDB

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060A

muted

#797A7C

Preview Lab

Preview with #1A3152

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

Preview Lab → · Contrast checker → · Palette generator →