#1C266B#1C266B

#1C266B is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.8% C 0.120 H 271.2°. Best body text is #FFFFFF at 13.65:1 contrast (WCAG AA passes).

Color values

HEX	#1C266B
RGB	rgb(28, 38, 107)
HSL	hsl(232, 59%, 26%)
HSV	hsv(232, 74%, 42%)
CMYK	cmyk(73.8%, 64.5%, 0%, 58%)
CIE-LAB	lab(18.78, 21.45, -41.53)
CIE-LCH	lch(18.78, 46.74, 297.32°)
OKLab	oklab(30.82% 0.0024 -0.1198)
OKLCH	oklch(30.82% 0.12 271.2)
XYZ	xyz(3.8249, 2.6943, 14.2255)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C266B #6B611C

analogous

#1C4E6B #1C266B #3A1C6B

triadic

#1C266B #6B1C26 #266B1C

tetradic

#1C266B #6B1C4E #6B611C #1C6B3A

square

#1C266B #6B1C4E #6B611C #1C6B3A

split-complementary

#1C266B #6B3A1C #4E6B1C

monochromatic

#060918 #0F153A #1C266B #29379C #374ACB

Accessibility & contrast

On white

13.65

#1C266B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1C266B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C266B

13.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C266B	#FFFFFF	#000000	##FFFFFF
##1C266B	1.00	13.65	1.54	13.65
#FFFFFF	13.65	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316D

Deuteranopia (green-blind)

#002A6A

Tritanopia (blue-blind)

#003744

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1c266b;
/* rgb */ color: rgb(28, 38, 107);
/* oklch */ color: oklch(30.8% 0.120 271.2);

Tailwind

colors: {
  custom: {
    50: '#646096',
    500: '#1c266b',
    950: '#000000',
  },
}

SCSS

$custom: #1c266b;
$custom-light: #646096;
$custom-dark: #000000;

JSON

{
  "hex": "#1c266b",
  "rgb": {
    "r": 28,
    "g": 38,
    "b": 107
  },
  "hsl": {
    "h": 232.405,
    "s": 58.519,
    "l": 26.471
  },
  "oklch": {
    "l": 0.30824,
    "c": 0.11985,
    "h": 271.2
  },
  "luminance": 0.02695
}

Semantic roles & 50–950 ramp

primary

#1C266B

secondary

#A09443

accent

#CE46E2

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #1C266B

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

Preview Lab → · Contrast checker → · Palette generator →