#1C2176#1C2176

#1C2176 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.0% C 0.142 H 272.1°. Best body text is #FFFFFF at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#1C2176
RGB	rgb(28, 33, 118)
HSL	hsl(237, 62%, 29%)
HSV	hsv(237, 76%, 46%)
CMYK	cmyk(76.3%, 72%, 0%, 53.7%)
CIE-LAB	lab(18.55, 29.12, -49.00)
CIE-LCH	lch(18.55, 57.01, 300.72°)
OKLab	oklab(30.99% 0.0052 -0.1417)
OKLCH	oklch(30.99% 0.142 272.1)
XYZ	xyz(4.2917, 2.6422, 17.4198)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2176 #76711C

analogous

#1C4E76 #1C2176 #441C76

triadic

#1C2176 #761C21 #21761C

tetradic

#1C2176 #761C4E #76711C #1C7644

square

#1C2176 #761C4E #76711C #1C7644

split-complementary

#1C2176 #76441C #4E761C

monochromatic

#060719 #101345 #1C2176 #282FA7 #3C44D1

Accessibility & contrast

On white

13.74

#1C2176 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1C2176 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2176

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2176	#FFFFFF	#000000	##FFFFFF
##1C2176	1.00	13.74	1.53	13.74
#FFFFFF	13.74	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003179

Deuteranopia (green-blind)

#002974

Tritanopia (blue-blind)

#003848

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1c2176;
/* rgb */ color: rgb(28, 33, 118);
/* oklch */ color: oklch(31.0% 0.142 272.1);

Tailwind

colors: {
  custom: {
    50: '#685c9e',
    500: '#1c2176',
    950: '#000000',
  },
}

SCSS

$custom: #1c2176;
$custom-light: #685c9e;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2176",
  "rgb": {
    "r": 28,
    "g": 33,
    "b": 118
  },
  "hsl": {
    "h": 236.667,
    "s": 61.644,
    "l": 28.627
  },
  "oklch": {
    "l": 0.30986,
    "c": 0.14184,
    "h": 272.1
  },
  "luminance": 0.02643
}

Semantic roles & 50–950 ramp

primary

#1C2176

secondary

#AAA544

accent

#DC43E5

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #1C2176

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

Preview Lab → · Contrast checker → · Palette generator →