#1C274F#1C274F

#1C274F is a dark, moderate blue. Relative luminance 0.023; OKLCH L 28.6% C 0.075 H 269.7°. Best body text is #FFFFFF at 14.46:1 contrast (WCAG AA passes).

Color values

HEX	#1C274F
RGB	rgb(28, 39, 79)
HSL	hsl(227, 48%, 21%)
HSV	hsv(227, 65%, 31%)
CMYK	cmyk(64.6%, 50.6%, 0%, 69%)
CIE-LAB	lab(16.81, 9.54, -26.12)
CIE-LCH	lch(16.81, 27.81, 290.06°)
OKLab	oklab(28.63% -0.0004 -0.0745)
OKLCH	oklch(28.63% 0.075 269.7)
XYZ	xyz(2.6152, 2.2622, 7.6945)
Luminance	0.0226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C274F #4F441C

analogous

#1C404F #1C274F #2A1C4F

triadic

#1C274F #4F1C27 #274F1C

tetradic

#1C274F #4F1C40 #4F441C #1C4F2A

square

#1C274F #4F1C40 #4F441C #1C4F2A

split-complementary

#1C274F #4F2A1C #404F1C

monochromatic

#080B17 #0C1122 #1C274F #2C3D7C #3C54A9

Accessibility & contrast

On white

14.46

#1C274F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#1C274F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C274F

14.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C274F	#FFFFFF	#000000	##FFFFFF
##1C274F	1.00	14.46	1.45	14.46
#FFFFFF	14.46	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#142C50

Deuteranopia (green-blind)

#0D274E

Tritanopia (blue-blind)

#003037

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1c274f;
/* rgb */ color: rgb(28, 39, 79);
/* oklch */ color: oklch(28.6% 0.075 269.7);

Tailwind

colors: {
  custom: {
    50: '#5e6080',
    500: '#1c274f',
    950: '#000000',
  },
}

SCSS

$custom: #1c274f;
$custom-light: #5e6080;
$custom-dark: #000000;

JSON

{
  "hex": "#1c274f",
  "rgb": {
    "r": 28,
    "g": 39,
    "b": 79
  },
  "hsl": {
    "h": 227.059,
    "s": 47.664,
    "l": 20.98
  },
  "oklch": {
    "l": 0.2863,
    "c": 0.07452,
    "h": 269.7
  },
  "luminance": 0.02262
}

Semantic roles & 50–950 ramp

primary

#1C274F

secondary

#857642

accent

#BA51D7

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04050A

muted

#79797C

Preview Lab

Preview with #1C274F

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

Preview Lab → · Contrast checker → · Palette generator →