#1C2B60#1C2B60

#1C2B60 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.9% C 0.096 H 268.4°. Best body text is #FFFFFF at 13.43:1 contrast (WCAG AA passes).

Color values

HEX	#1C2B60
RGB	rgb(28, 43, 96)
HSL	hsl(227, 55%, 24%)
HSV	hsv(227, 71%, 38%)
CMYK	cmyk(70.8%, 55.2%, 0%, 62.4%)
CIE-LAB	lab(19.30, 13.44, -33.47)
CIE-LCH	lch(19.30, 36.06, 291.87°)
OKLab	oklab(30.93% -0.0027 -0.0961)
OKLCH	oklch(30.93% 0.096 268.4)
XYZ	xyz(3.4534, 2.8188, 11.4262)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2B60 #60511C

analogous

#1C4D60 #1C2B60 #2F1C60

triadic

#1C2B60 #601C2B #2B601C

tetradic

#1C2B60 #601C4D #60511C #1C602F

square

#1C2B60 #601C4D #60511C #1C602F

split-complementary

#1C2B60 #602F1C #4D601C

monochromatic

#070B18 #0E1631 #1C2B60 #2A408F #3855BF

Accessibility & contrast

On white

13.43

#1C2B60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1C2B60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2B60

13.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2B60	#FFFFFF	#000000	##FFFFFF
##1C2B60	1.00	13.43	1.56	13.43
#FFFFFF	13.43	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B3262

Deuteranopia (green-blind)

#002C5F

Tritanopia (blue-blind)

#003741

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1c2b60;
/* rgb */ color: rgb(28, 43, 96);
/* oklch */ color: oklch(30.9% 0.096 268.4);

Tailwind

colors: {
  custom: {
    50: '#61638e',
    500: '#1c2b60',
    950: '#000000',
  },
}

SCSS

$custom: #1c2b60;
$custom-light: #61638e;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2b60",
  "rgb": {
    "r": 28,
    "g": 43,
    "b": 96
  },
  "hsl": {
    "h": 226.765,
    "s": 54.839,
    "l": 24.314
  },
  "oklch": {
    "l": 0.30929,
    "c": 0.09611,
    "h": 268.4
  },
  "luminance": 0.02819
}

Semantic roles & 50–950 ramp

primary

#1C2B60

secondary

#958342

accent

#BD4ADE

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#05050C

muted

#7A797D

Preview Lab

Preview with #1C2B60

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

Preview Lab → · Contrast checker → · Palette generator →