#1C4D93#1C4D93

#1C4D93 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 42.8% C 0.127 H 258.0°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#1C4D93
RGB	rgb(28, 77, 147)
HSL	hsl(215, 68%, 34%)
HSV	hsv(215, 81%, 58%)
CMYK	cmyk(81%, 47.6%, 0%, 42.4%)
CIE-LAB	lab(33.26, 10.34, -43.20)
CIE-LCH	lch(33.26, 44.42, 283.46°)
OKLab	oklab(42.78% -0.0263 -0.124)
OKLCH	oklch(42.78% 0.127 258)
XYZ	xyz(8.3973, 7.6602, 28.6341)
Luminance	0.0766 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4D93 #93621C

analogous

#1C8993 #1C4D93 #271C93

triadic

#1C4D93 #931C4D #4D931C

tetradic

#1C4D93 #931C89 #93621C #1C9327

square

#1C4D93 #931C89 #93621C #1C9327

split-complementary

#1C4D93 #93271C #89931C

monochromatic

#08172C #123260 #1C4D93 #2668C6 #4C88DD

Accessibility & contrast

On white

8.29

#1C4D93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#1C4D93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4D93

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4D93	#FFFFFF	#000000	##FFFFFF
##1C4D93	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#275496

Deuteranopia (green-blind)

#054992

Tritanopia (blue-blind)

#005E69

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1c4d93;
/* rgb */ color: rgb(28, 77, 147);
/* oklch */ color: oklch(42.8% 0.127 258.0);

Tailwind

colors: {
  custom: {
    50: '#6c7eb3',
    500: '#1c4d93',
    950: '#000000',
  },
}

SCSS

$custom: #1c4d93;
$custom-light: #6c7eb3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4d93",
  "rgb": {
    "r": 28,
    "g": 77,
    "b": 147
  },
  "hsl": {
    "h": 215.294,
    "s": 68,
    "l": 34.314
  },
  "oklch": {
    "l": 0.4278,
    "c": 0.12679,
    "h": 258
  },
  "luminance": 0.07661
}

Semantic roles & 50–950 ramp

primary

#1C4D93

secondary

#BF904C

accent

#A33DEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1C4D93

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

Preview Lab → · Contrast checker → · Palette generator →