#1B2D69#1B2D69

#1B2D69 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 32.1% C 0.108 H 267.4°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#1B2D69
RGB	rgb(27, 45, 105)
HSL	hsl(226, 59%, 26%)
HSV	hsv(226, 74%, 41%)
CMYK	cmyk(74.3%, 57.1%, 0%, 58.8%)
CIE-LAB	lab(20.55, 15.47, -37.34)
CIE-LCH	lch(20.55, 40.41, 292.51°)
OKLab	oklab(32.08% -0.0049 -0.1074)
OKLCH	oklch(32.08% 0.108 267.4)
XYZ	xyz(3.9393, 3.1293, 13.7583)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2D69 #69571B

analogous

#1B5469 #1B2D69 #301B69

triadic

#1B2D69 #691B2D #2D691B

tetradic

#1B2D69 #691B54 #69571B #1B6930

square

#1B2D69 #691B54 #69571B #1B6930

split-complementary

#1B2D69 #69301B #54691B

monochromatic

#060A18 #0E1838 #1B2D69 #28429A #3457CA

Accessibility & contrast

On white

12.92

#1B2D69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1B2D69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2D69

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2D69	#FFFFFF	#000000	##FFFFFF
##1B2D69	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01356B

Deuteranopia (green-blind)

#002E68

Tritanopia (blue-blind)

#003B46

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1b2d69;
/* rgb */ color: rgb(27, 45, 105);
/* oklch */ color: oklch(32.1% 0.108 267.4);

Tailwind

colors: {
  custom: {
    50: '#636594',
    500: '#1b2d69',
    950: '#000000',
  },
}

SCSS

$custom: #1b2d69;
$custom-light: #636594;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2d69",
  "rgb": {
    "r": 27,
    "g": 45,
    "b": 105
  },
  "hsl": {
    "h": 226.154,
    "s": 59.091,
    "l": 25.882
  },
  "oklch": {
    "l": 0.32084,
    "c": 0.10755,
    "h": 267.4
  },
  "luminance": 0.0313
}

Semantic roles & 50–950 ramp

primary

#1B2D69

secondary

#9E8942

accent

#BE46E2

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06050D

muted

#7A7A7E

Preview Lab

Preview with #1B2D69

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

Preview Lab → · Contrast checker → · Palette generator →