#1B2D67#1B2D67

#1B2D67 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.9% C 0.104 H 267.2°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#1B2D67
RGB	rgb(27, 45, 103)
HSL	hsl(226, 58%, 25%)
HSV	hsv(226, 74%, 40%)
CMYK	cmyk(73.8%, 56.3%, 0%, 59.6%)
CIE-LAB	lab(20.40, 14.65, -36.29)
CIE-LCH	lch(20.40, 39.14, 291.99°)
OKLab	oklab(31.91% -0.0051 -0.1044)
OKLCH	oklch(31.91% 0.104 267.2)
XYZ	xyz(3.8377, 3.0887, 13.2233)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2D67 #67551B

analogous

#1B5367 #1B2D67 #2F1B67

triadic

#1B2D67 #671B2D #2D671B

tetradic

#1B2D67 #671B53 #67551B #1B672F

square

#1B2D67 #671B53 #67551B #1B672F

split-complementary

#1B2D67 #672F1B #53671B

monochromatic

#060B18 #0E1837 #1B2D67 #284297 #3457C8

Accessibility & contrast

On white

12.98

#1B2D67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1B2D67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2D67

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2D67	#FFFFFF	#000000	##FFFFFF
##1B2D67	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#053569

Deuteranopia (green-blind)

#002E66

Tritanopia (blue-blind)

#003B45

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1b2d67;
/* rgb */ color: rgb(27, 45, 103);
/* oklch */ color: oklch(31.9% 0.104 267.2);

Tailwind

colors: {
  custom: {
    50: '#626593',
    500: '#1b2d67',
    950: '#000000',
  },
}

SCSS

$custom: #1b2d67;
$custom-light: #626593;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2d67",
  "rgb": {
    "r": 27,
    "g": 45,
    "b": 103
  },
  "hsl": {
    "h": 225.789,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.31913,
    "c": 0.10449,
    "h": 267.2
  },
  "luminance": 0.03089
}

Semantic roles & 50–950 ramp

primary

#1B2D67

secondary

#9C8742

accent

#BD46E2

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06050D

muted

#7A7A7E

Preview Lab

Preview with #1B2D67

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

Preview Lab → · Contrast checker → · Palette generator →