#1A197D#1A197D

#1A197D is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.4% C 0.160 H 272.0°. Best body text is #FFFFFF at 14.20:1 contrast (WCAG AA passes).

Color values

HEX	#1A197D
RGB	rgb(26, 25, 125)
HSL	hsl(241, 67%, 29%)
HSV	hsv(241, 80%, 49%)
CMYK	cmyk(79.2%, 80%, 0%, 51%)
CIE-LAB	lab(17.44, 36.41, -55.32)
CIE-LCH	lch(17.44, 66.23, 303.35°)
OKLab	oklab(30.39% 0.0055 -0.1601)
OKLCH	oklch(30.39% 0.16 272)
XYZ	xyz(4.4741, 2.3951, 19.6246)
Luminance	0.0240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A197D #7C7D19

analogous

#194A7D #1A197D #4C197D

triadic

#1A197D #7D1A19 #197D1A

tetradic

#1A197D #7D194A #7C7D19 #197D4C

square

#1A197D #7D194A #7C7D19 #197D4C

split-complementary

#1A197D #7D4C19 #4A7D19

monochromatic

#05051A #0F0F4A #1A197D #2523B0 #3B39D7

Accessibility & contrast

On white

14.20

#1A197D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#1A197D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A197D

14.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A197D	#FFFFFF	#000000	##FFFFFF
##1A197D	1.00	14.20	1.48	14.20
#FFFFFF	14.20	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003080

Deuteranopia (green-blind)

#00267B

Tritanopia (blue-blind)

#00374A

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1a197d;
/* rgb */ color: rgb(26, 25, 125);
/* oklch */ color: oklch(30.4% 0.160 272.0);

Tailwind

colors: {
  custom: {
    50: '#6a58a4',
    500: '#1a197d',
    950: '#000000',
  },
}

SCSS

$custom: #1a197d;
$custom-light: #6a58a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1a197d",
  "rgb": {
    "r": 26,
    "g": 25,
    "b": 125
  },
  "hsl": {
    "h": 240.6,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.30392,
    "c": 0.16023,
    "h": 272
  },
  "luminance": 0.02396
}

Semantic roles & 50–950 ramp

primary

#1A197D

secondary

#B0B140

accent

#EA3EE8

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1A197D

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

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