#1C197D#1C197D

#1C197D is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.5% C 0.160 H 272.9°. Best body text is #FFFFFF at 14.15:1 contrast (WCAG AA passes).

Color values

HEX	#1C197D
RGB	rgb(28, 25, 125)
HSL	hsl(242, 67%, 29%)
HSV	hsv(242, 80%, 49%)
CMYK	cmyk(77.6%, 80%, 0%, 51%)
CIE-LAB	lab(17.56, 36.57, -55.11)
CIE-LCH	lch(17.56, 66.14, 303.57°)
OKLab	oklab(30.51% 0.008 -0.1595)
OKLCH	oklch(30.51% 0.16 272.9)
XYZ	xyz(4.5270, 2.4223, 19.6270)
Luminance	0.0242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C197D #7A7D19

analogous

#19487D #1C197D #4E197D

triadic

#1C197D #7D1C19 #197D1C

tetradic

#1C197D #7D1948 #7A7D19 #197D4E

square

#1C197D #7D1948 #7A7D19 #197D4E

split-complementary

#1C197D #7D4E19 #487D19

monochromatic

#06051A #110F4A #1C197D #2723B0 #3E39D7

Accessibility & contrast

On white

14.15

#1C197D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#1C197D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C197D

14.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C197D	#FFFFFF	#000000	##FFFFFF
##1C197D	1.00	14.15	1.48	14.15
#FFFFFF	14.15	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.15	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: #1c197d;
/* rgb */ color: rgb(28, 25, 125);
/* oklch */ color: oklch(30.5% 0.160 272.9);

Tailwind

colors: {
  custom: {
    50: '#6a58a4',
    500: '#1c197d',
    950: '#000000',
  },
}

SCSS

$custom: #1c197d;
$custom-light: #6a58a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c197d",
  "rgb": {
    "r": 28,
    "g": 25,
    "b": 125
  },
  "hsl": {
    "h": 241.8,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.30515,
    "c": 0.15968,
    "h": 272.9
  },
  "luminance": 0.02423
}

Semantic roles & 50–950 ramp

primary

#1C197D

secondary

#AEB140

accent

#EA3EE4

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1C197D

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

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