#1D185E#1D185E

#1D185E is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.9% C 0.119 H 278.0°. Best body text is #FFFFFF at 15.62:1 contrast (WCAG AA passes).

Color values

HEX	#1D185E
RGB	rgb(29, 24, 94)
HSL	hsl(244, 59%, 23%)
HSV	hsv(244, 74%, 37%)
CMYK	cmyk(69.1%, 74.5%, 0%, 63.1%)
CIE-LAB	lab(13.96, 26.27, -40.84)
CIE-LCH	lch(13.96, 48.56, 302.75°)
OKLab	oklab(26.94% 0.0165 -0.1179)
OKLCH	oklch(26.94% 0.119 278)
XYZ	xyz(2.8531, 1.7224, 10.7696)
Luminance	0.0172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D185E #595E18

analogous

#18365E #1D185E #40185E

triadic

#1D185E #5E1D18 #185E1D

tetradic

#1D185E #5E1836 #595E18 #185E40

square

#1D185E #5E1836 #595E18 #185E40

split-complementary

#1D185E #5E4018 #365E18

monochromatic

#080618 #0E0C2D #1D185E #2C248F #3B31C0

Accessibility & contrast

On white

15.62

#1D185E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#1D185E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D185E

15.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D185E	#FFFFFF	#000000	##FFFFFF
##1D185E	1.00	15.62	1.34	15.62
#FFFFFF	15.62	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002660

Deuteranopia (green-blind)

#00215D

Tritanopia (blue-blind)

#002B39

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #1d185e;
/* rgb */ color: rgb(29, 24, 94);
/* oklch */ color: oklch(26.9% 0.119 278.0);

Tailwind

colors: {
  custom: {
    50: '#63558c',
    500: '#1d185e',
    950: '#000000',
  },
}

SCSS

$custom: #1d185e;
$custom-light: #63558c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d185e",
  "rgb": {
    "r": 29,
    "g": 24,
    "b": 94
  },
  "hsl": {
    "h": 244.286,
    "s": 59.322,
    "l": 23.137
  },
  "oklch": {
    "l": 0.26942,
    "c": 0.11902,
    "h": 278
  },
  "luminance": 0.01723
}

Semantic roles & 50–950 ramp

primary

#1D185E

secondary

#8E943D

accent

#E345D7

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #1D185E

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

Preview Lab → · Contrast checker → · Palette generator →