#1C4098#1C4098

#1C4098 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.3% C 0.150 H 264.0°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#1C4098
RGB	rgb(28, 64, 152)
HSL	hsl(223, 69%, 35%)
HSV	hsv(223, 82%, 60%)
CMYK	cmyk(81.6%, 57.9%, 0%, 40.4%)
CIE-LAB	lab(29.86, 21.24, -51.75)
CIE-LCH	lch(29.86, 55.94, 292.32°)
OKLab	oklab(40.3% -0.0158 -0.1495)
OKLCH	oklch(40.3% 0.15 264)
XYZ	xyz(7.9778, 6.1797, 30.4720)
Luminance	0.0618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4098 #98741C

analogous

#1C7E98 #1C4098 #361C98

triadic

#1C4098 #981C40 #40981C

tetradic

#1C4098 #981C7E #98741C #1C9836

square

#1C4098 #981C7E #98741C #1C9836

split-complementary

#1C4098 #98361C #7E981C

monochromatic

#091431 #122A64 #1C4098 #2656CC #5079DF

Accessibility & contrast

On white

9.39

#1C4098 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#1C4098 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4098

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4098	#FFFFFF	#000000	##FFFFFF
##1C4098	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9B

Deuteranopia (green-blind)

#004196

Tritanopia (blue-blind)

#005665

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1c4098;
/* rgb */ color: rgb(28, 64, 152);
/* oklch */ color: oklch(40.3% 0.150 264.0);

Tailwind

colors: {
  custom: {
    50: '#6e74b7',
    500: '#1c4098',
    950: '#000000',
  },
}

SCSS

$custom: #1c4098;
$custom-light: #6e74b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4098",
  "rgb": {
    "r": 28,
    "g": 64,
    "b": 152
  },
  "hsl": {
    "h": 222.581,
    "s": 68.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.40303,
    "c": 0.15029,
    "h": 264
  },
  "luminance": 0.06181
}

Semantic roles & 50–950 ramp

primary

#1C4098

secondary

#C1A04E

accent

#B93CEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1C4098

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

Preview Lab → · Contrast checker → · Palette generator →