#1C519D#1C519D

#1C519D is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.4% C 0.136 H 258.2°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#1C519D
RGB	rgb(28, 81, 157)
HSL	hsl(215, 70%, 36%)
HSV	hsv(215, 82%, 62%)
CMYK	cmyk(82.2%, 48.4%, 0%, 38.4%)
CIE-LAB	lab(35.13, 11.68, -46.24)
CIE-LCH	lch(35.13, 47.70, 284.18°)
OKLab	oklab(44.44% -0.0278 -0.1329)
OKLCH	oklch(44.44% 0.136 258.2)
XYZ	xyz(9.5049, 8.5649, 33.0440)
Luminance	0.0857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C519D #9D681C

analogous

#1C929D #1C519D #281C9D

triadic

#1C519D #9D1C51 #519D1C

tetradic

#1C519D #9D1C92 #9D681C #1C9D28

square

#1C519D #9D1C92 #9D681C #1C9D28

split-complementary

#1C519D #9D281C #929D1C

monochromatic

#091B35 #133669 #1C519D #256CD1 #538DE0

Accessibility & contrast

On white

7.74

#1C519D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#1C519D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C519D

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C519D	#FFFFFF	#000000	##FFFFFF
##1C519D	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2659A0

Deuteranopia (green-blind)

#004D9B

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1c519d;
/* rgb */ color: rgb(28, 81, 157);
/* oklch */ color: oklch(44.4% 0.136 258.2);

Tailwind

colors: {
  custom: {
    50: '#6e81ba',
    500: '#1c519d',
    950: '#000000',
  },
}

SCSS

$custom: #1c519d;
$custom-light: #6e81ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1c519d",
  "rgb": {
    "r": 28,
    "g": 81,
    "b": 157
  },
  "hsl": {
    "h": 215.349,
    "s": 69.73,
    "l": 36.275
  },
  "oklch": {
    "l": 0.44436,
    "c": 0.13579,
    "h": 258.2
  },
  "luminance": 0.08566
}

Semantic roles & 50–950 ramp

primary

#1C519D

secondary

#C39551

accent

#A43BED

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #1C519D

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

Preview Lab → · Contrast checker → · Palette generator →