#1C2F60#1C2F60

#1C2F60 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.9% C 0.090 H 265.6°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#1C2F60
RGB	rgb(28, 47, 96)
HSL	hsl(223, 55%, 24%)
HSV	hsv(223, 71%, 38%)
CMYK	cmyk(70.8%, 51%, 0%, 62.4%)
CIE-LAB	lab(20.53, 10.53, -31.49)
CIE-LCH	lch(20.53, 33.20, 288.50°)
OKLab	oklab(31.87% -0.0069 -0.0902)
OKLCH	oklch(31.87% 0.09 265.6)
XYZ	xyz(3.6060, 3.1241, 11.4770)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2F60 #604D1C

analogous

#1C5160 #1C2F60 #2B1C60

triadic

#1C2F60 #601C2F #2F601C

tetradic

#1C2F60 #601C51 #604D1C #1C602B

square

#1C2F60 #601C51 #604D1C #1C602B

split-complementary

#1C2F60 #602B1C #51601C

monochromatic

#070C18 #0E1831 #1C2F60 #2A468F #385DBF

Accessibility & contrast

On white

12.92

#1C2F60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1C2F60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2F60

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2F60	#FFFFFF	#000000	##FFFFFF
##1C2F60	1.00	12.92	1.62	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#153562

Deuteranopia (green-blind)

#072F5F

Tritanopia (blue-blind)

#003A42

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1c2f60;
/* rgb */ color: rgb(28, 47, 96);
/* oklch */ color: oklch(31.9% 0.090 265.6);

Tailwind

colors: {
  custom: {
    50: '#61678d',
    500: '#1c2f60',
    950: '#000000',
  },
}

SCSS

$custom: #1c2f60;
$custom-light: #61678d;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2f60",
  "rgb": {
    "r": 28,
    "g": 47,
    "b": 96
  },
  "hsl": {
    "h": 223.235,
    "s": 54.839,
    "l": 24.314
  },
  "oklch": {
    "l": 0.31865,
    "c": 0.09044,
    "h": 265.6
  },
  "luminance": 0.03124
}

Semantic roles & 50–950 ramp

primary

#1C2F60

secondary

#957E42

accent

#B54ADE

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05060C

muted

#7A7A7D

Preview Lab

Preview with #1C2F60

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

Preview Lab → · Contrast checker → · Palette generator →