#1C2F7E#1C2F7E

#1C2F7E is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.4% C 0.136 H 268.0°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#1C2F7E
RGB	rgb(28, 47, 126)
HSL	hsl(228, 64%, 30%)
HSV	hsv(228, 78%, 49%)
CMYK	cmyk(77.8%, 62.7%, 0%, 50.6%)
CIE-LAB	lab(22.95, 22.65, -46.89)
CIE-LCH	lch(22.95, 52.07, 295.79°)
OKLab	oklab(34.45% -0.0048 -0.1355)
OKLCH	oklch(34.45% 0.136 268)
XYZ	xyz(5.2600, 3.7857, 20.1881)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2F7E #7E6B1C

analogous

#1C607E #1C2F7E #3A1C7E

triadic

#1C2F7E #7E1C2F #2F7E1C

tetradic

#1C2F7E #7E1C60 #7E6B1C #1C7E3A

square

#1C2F7E #7E1C60 #7E6B1C #1C7E3A

split-complementary

#1C2F7E #7E3A1C #607E1C

monochromatic

#060A1A #111C4C #1C2F7E #2742B0 #405DD5

Accessibility & contrast

On white

11.95

#1C2F7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1C2F7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2F7E

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2F7E	#FFFFFF	#000000	##FFFFFF
##1C2F7E	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B81

Deuteranopia (green-blind)

#00327C

Tritanopia (blue-blind)

#004351

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1c2f7e;
/* rgb */ color: rgb(28, 47, 126);
/* oklch */ color: oklch(34.4% 0.136 268.0);

Tailwind

colors: {
  custom: {
    50: '#6867a4',
    500: '#1c2f7e',
    950: '#000000',
  },
}

SCSS

$custom: #1c2f7e;
$custom-light: #6867a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2f7e",
  "rgb": {
    "r": 28,
    "g": 47,
    "b": 126
  },
  "hsl": {
    "h": 228.367,
    "s": 63.636,
    "l": 30.196
  },
  "oklch": {
    "l": 0.34446,
    "c": 0.13554,
    "h": 268
  },
  "luminance": 0.03786
}

Semantic roles & 50–950 ramp

primary

#1C2F7E

secondary

#B29C44

accent

#C741E7

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1C2F7E

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

Preview Lab → · Contrast checker → · Palette generator →