#1A316E#1A316E

#1A316E is a dark, moderate blue. Relative luminance 0.035; OKLCH L 33.4% C 0.110 H 265.3°. Best body text is #FFFFFF at 12.29:1 contrast (WCAG AA passes).

Color values

HEX	#1A316E
RGB	rgb(26, 49, 110)
HSL	hsl(224, 62%, 27%)
HSV	hsv(224, 76%, 43%)
CMYK	cmyk(76.4%, 55.5%, 0%, 56.9%)
CIE-LAB	lab(22.09, 14.48, -38.08)
CIE-LCH	lch(22.09, 40.74, 290.82°)
OKLab	oklab(33.36% -0.0091 -0.1096)
OKLCH	oklch(33.36% 0.11 265.3)
XYZ	xyz(4.3378, 3.5416, 15.2038)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A316E #6E571A

analogous

#1A5B6E #1A316E #2D1A6E

triadic

#1A316E #6E1A31 #316E1A

tetradic

#1A316E #6E1A5B #6E571A #1A6E2D

square

#1A316E #6E1A5B #6E571A #1A6E2D

split-complementary

#1A316E #6E2D1A #5B6E1A

monochromatic

#060B19 #0E1B3D #1A316E #2647A0 #345ECF

Accessibility & contrast

On white

12.29

#1A316E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1A316E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A316E

12.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A316E	#FFFFFF	#000000	##FFFFFF
##1A316E	1.00	12.29	1.71	12.29
#FFFFFF	12.29	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#063970

Deuteranopia (green-blind)

#00316D

Tritanopia (blue-blind)

#00404A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1a316e;
/* rgb */ color: rgb(26, 49, 110);
/* oklch */ color: oklch(33.4% 0.110 265.3);

Tailwind

colors: {
  custom: {
    50: '#636898',
    500: '#1a316e',
    950: '#000000',
  },
}

SCSS

$custom: #1a316e;
$custom-light: #636898;
$custom-dark: #000000;

JSON

{
  "hex": "#1a316e",
  "rgb": {
    "r": 26,
    "g": 49,
    "b": 110
  },
  "hsl": {
    "h": 223.571,
    "s": 61.765,
    "l": 26.667
  },
  "oklch": {
    "l": 0.33359,
    "c": 0.10995,
    "h": 265.3
  },
  "luminance": 0.03542
}

Semantic roles & 50–950 ramp

primary

#1A316E

secondary

#A38841

accent

#B943E5

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1A316E

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

Preview Lab → · Contrast checker → · Palette generator →