#1C4893#1C4893

#1C4893 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.6% C 0.133 H 260.4°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#1C4893
RGB	rgb(28, 72, 147)
HSL	hsl(218, 68%, 34%)
HSV	hsv(218, 81%, 58%)
CMYK	cmyk(81%, 51%, 0%, 42.4%)
CIE-LAB	lab(31.78, 13.74, -45.59)
CIE-LCH	lch(31.78, 47.62, 286.77°)
OKLab	oklab(41.64% -0.0222 -0.1312)
OKLCH	oklch(41.64% 0.133 260.4)
XYZ	xyz(8.0608, 6.9872, 28.5219)
Luminance	0.0699 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4893 #93671C

analogous

#1C8493 #1C4893 #2C1C93

triadic

#1C4893 #931C48 #48931C

tetradic

#1C4893 #931C84 #93671C #1C932C

square

#1C4893 #931C84 #93671C #1C932C

split-complementary

#1C4893 #932C1C #84931C

monochromatic

#08162C #122F60 #1C4893 #2661C6 #4C82DD

Accessibility & contrast

On white

8.76

#1C4893 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#1C4893 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4893

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4893	#FFFFFF	#000000	##FFFFFF
##1C4893	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A5096

Deuteranopia (green-blind)

#004692

Tritanopia (blue-blind)

#005A66

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1c4893;
/* rgb */ color: rgb(28, 72, 147);
/* oklch */ color: oklch(41.6% 0.133 260.4);

Tailwind

colors: {
  custom: {
    50: '#6c7ab3',
    500: '#1c4893',
    950: '#000000',
  },
}

SCSS

$custom: #1c4893;
$custom-light: #6c7ab3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4893",
  "rgb": {
    "r": 28,
    "g": 72,
    "b": 147
  },
  "hsl": {
    "h": 217.815,
    "s": 68,
    "l": 34.314
  },
  "oklch": {
    "l": 0.41638,
    "c": 0.13306,
    "h": 260.4
  },
  "luminance": 0.06988
}

Semantic roles & 50–950 ramp

primary

#1C4893

secondary

#BF944C

accent

#AB3DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C4893

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

Preview Lab → · Contrast checker → · Palette generator →