#1C263A#1C263A

#1C263A is a dark, muted blue. Relative luminance 0.019; OKLCH L 26.9% C 0.040 H 263.6°. Best body text is #FFFFFF at 15.13:1 contrast (WCAG AA passes).

Color values

HEX	#1C263A
RGB	rgb(28, 38, 58)
HSL	hsl(220, 35%, 17%)
HSV	hsv(220, 52%, 23%)
CMYK	cmyk(51.7%, 34.5%, 0%, 77.3%)
CIE-LAB	lab(15.16, 2.22, -14.25)
CIE-LCH	lch(15.16, 14.42, 278.87°)
OKLab	oklab(26.93% -0.0045 -0.0399)
OKLCH	oklch(26.93% 0.04 263.6)
XYZ	xyz(1.9355, 1.9385, 4.2743)
Luminance	0.0194 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C263A #3A301C

analogous

#1C353A #1C263A #211C3A

triadic

#1C263A #3A1C26 #263A1C

tetradic

#1C263A #3A1C35 #3A301C #1C3A21

square

#1C263A #3A1C35 #3A301C #1C3A21

split-complementary

#1C263A #3A211C #353A1C

monochromatic

#0A0E15 #0A0E15 #1C263A #304163 #445C8D

Accessibility & contrast

On white

15.13

#1C263A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#1C263A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C263A

15.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C263A	#FFFFFF	#000000	##FFFFFF
##1C263A	1.00	15.13	1.39	15.13
#FFFFFF	15.13	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F283B

Deuteranopia (green-blind)

#1C253A

Tritanopia (blue-blind)

#112A2D

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1c263a;
/* rgb */ color: rgb(28, 38, 58);
/* oklch */ color: oklch(26.9% 0.040 263.6);

Tailwind

colors: {
  custom: {
    50: '#5a6070',
    500: '#1c263a',
    950: '#000000',
  },
}

SCSS

$custom: #1c263a;
$custom-light: #5a6070;
$custom-dark: #000000;

JSON

{
  "hex": "#1c263a",
  "rgb": {
    "r": 28,
    "g": 38,
    "b": 58
  },
  "hsl": {
    "h": 220,
    "s": 34.884,
    "l": 16.863
  },
  "oklch": {
    "l": 0.26931,
    "c": 0.04012,
    "h": 263.6
  },
  "luminance": 0.01939
}

Semantic roles & 50–950 ramp

primary

#1C263A

secondary

#6F6043

accent

#A65DCB

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#040407

muted

#79797A

Preview Lab

Preview with #1C263A

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

Preview Lab → · Contrast checker → · Palette generator →