#1C2E79#1C2E79

#1C2E79 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 33.8% C 0.130 H 268.2°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#1C2E79
RGB	rgb(28, 46, 121)
HSL	hsl(228, 62%, 29%)
HSV	hsv(228, 77%, 47%)
CMYK	cmyk(76.9%, 62%, 0%, 52.5%)
CIE-LAB	lab(22.23, 21.36, -44.89)
CIE-LCH	lch(22.23, 49.71, 295.45°)
OKLab	oklab(33.78% -0.004 -0.1296)
OKLCH	oklch(33.78% 0.13 268.2)
XYZ	xyz(4.9059, 3.5808, 18.5181)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2E79 #79671C

analogous

#1C5D79 #1C2E79 #391C79

triadic

#1C2E79 #791C2E #2E791C

tetradic

#1C2E79 #791C5D #79671C #1C7939

square

#1C2E79 #791C5D #79671C #1C7939

split-complementary

#1C2E79 #79391C #5D791C

monochromatic

#060919 #101B47 #1C2E79 #2841AB #3D5AD2

Accessibility & contrast

On white

12.24

#1C2E79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#1C2E79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2E79

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2E79	#FFFFFF	#000000	##FFFFFF
##1C2E79	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7B

Deuteranopia (green-blind)

#003178

Tritanopia (blue-blind)

#00414E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1c2e79;
/* rgb */ color: rgb(28, 46, 121);
/* oklch */ color: oklch(33.8% 0.130 268.2);

Tailwind

colors: {
  custom: {
    50: '#6766a0',
    500: '#1c2e79',
    950: '#000000',
  },
}

SCSS

$custom: #1c2e79;
$custom-light: #6766a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2e79",
  "rgb": {
    "r": 28,
    "g": 46,
    "b": 121
  },
  "hsl": {
    "h": 228.387,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.33777,
    "c": 0.12966,
    "h": 268.2
  },
  "luminance": 0.03581
}

Semantic roles & 50–950 ramp

primary

#1C2E79

secondary

#AD9944

accent

#C642E5

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07050F

muted

#7A7A7E

Preview Lab

Preview with #1C2E79

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

Preview Lab → · Contrast checker → · Palette generator →