#1C489A#1C489A

#1C489A is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.2% C 0.143 H 261.4°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#1C489A
RGB	rgb(28, 72, 154)
HSL	hsl(219, 69%, 36%)
HSV	hsv(219, 82%, 60%)
CMYK	cmyk(81.8%, 53.2%, 0%, 39.6%)
CIE-LAB	lab(32.29, 16.56, -49.02)
CIE-LCH	lch(32.29, 51.75, 288.67°)
OKLab	oklab(42.19% -0.0213 -0.1413)
OKLCH	oklch(42.19% 0.143 261.4)
XYZ	xyz(8.6269, 7.2137, 31.5033)
Luminance	0.0722 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C489A #9A6E1C

analogous

#1C879A #1C489A #2F1C9A

triadic

#1C489A #9A1C48 #489A1C

tetradic

#1C489A #9A1C87 #9A6E1C #1C9A2F

square

#1C489A #9A1C87 #9A6E1C #1C9A2F

split-complementary

#1C489A #9A2F1C #879A1C

monochromatic

#091832 #133066 #1C489A #2560CE #5183DF

Accessibility & contrast

On white

8.60

#1C489A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#1C489A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C489A

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C489A	#FFFFFF	#000000	##FFFFFF
##1C489A	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C529D

Deuteranopia (green-blind)

#004798

Tritanopia (blue-blind)

#005C6A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1c489a;
/* rgb */ color: rgb(28, 72, 154);
/* oklch */ color: oklch(42.2% 0.143 261.4);

Tailwind

colors: {
  custom: {
    50: '#6e7ab8',
    500: '#1c489a',
    950: '#000000',
  },
}

SCSS

$custom: #1c489a;
$custom-light: #6e7ab8;
$custom-dark: #000000;

JSON

{
  "hex": "#1c489a",
  "rgb": {
    "r": 28,
    "g": 72,
    "b": 154
  },
  "hsl": {
    "h": 219.048,
    "s": 69.231,
    "l": 35.686
  },
  "oklch": {
    "l": 0.4219,
    "c": 0.14289,
    "h": 261.4
  },
  "luminance": 0.07215
}

Semantic roles & 50–950 ramp

primary

#1C489A

secondary

#C29A50

accent

#AE3CEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C489A

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

Preview Lab → · Contrast checker → · Palette generator →