#1A3174#1A3174

#1A3174 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.9% C 0.119 H 265.9°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#1A3174
RGB	rgb(26, 49, 116)
HSL	hsl(225, 63%, 28%)
HSV	hsv(225, 78%, 45%)
CMYK	cmyk(77.6%, 57.8%, 0%, 54.5%)
CIE-LAB	lab(22.57, 16.94, -41.15)
CIE-LCH	lch(22.57, 44.51, 292.38°)
OKLab	oklab(33.87% -0.0085 -0.1186)
OKLCH	oklch(33.87% 0.119 265.9)
XYZ	xyz(4.6756, 3.6767, 16.9829)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3174 #745D1A

analogous

#1A5E74 #1A3174 #301A74

triadic

#1A3174 #741A31 #31741A

tetradic

#1A3174 #741A5E #745D1A #1A7430

square

#1A3174 #741A5E #745D1A #1A7430

split-complementary

#1A3174 #74301A #5E741A

monochromatic

#060B19 #0F1C42 #1A3174 #2546A6 #365ED2

Accessibility & contrast

On white

12.10

#1A3174 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#1A3174 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3174

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3174	#FFFFFF	#000000	##FFFFFF
##1A3174	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A76

Deuteranopia (green-blind)

#003273

Tritanopia (blue-blind)

#00414D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1a3174;
/* rgb */ color: rgb(26, 49, 116);
/* oklch */ color: oklch(33.9% 0.119 265.9);

Tailwind

colors: {
  custom: {
    50: '#65689d',
    500: '#1a3174',
    950: '#000000',
  },
}

SCSS

$custom: #1a3174;
$custom-light: #65689d;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3174",
  "rgb": {
    "r": 26,
    "g": 49,
    "b": 116
  },
  "hsl": {
    "h": 224.667,
    "s": 63.38,
    "l": 27.843
  },
  "oklch": {
    "l": 0.33872,
    "c": 0.11893,
    "h": 265.9
  },
  "luminance": 0.03677
}

Semantic roles & 50–950 ramp

primary

#1A3174

secondary

#A98E41

accent

#BC41E6

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1A3174

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

Preview Lab → · Contrast checker → · Palette generator →