#1D407D#1D407D

#1D407D is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.2% C 0.111 H 260.6°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#1D407D
RGB	rgb(29, 64, 125)
HSL	hsl(218, 62%, 30%)
HSV	hsv(218, 77%, 49%)
CMYK	cmyk(76.8%, 48.8%, 0%, 51%)
CIE-LAB	lab(27.87, 10.45, -38.29)
CIE-LCH	lch(27.87, 39.69, 285.27°)
OKLab	oklab(38.15% -0.0181 -0.1098)
OKLCH	oklch(38.15% 0.111 260.6)
XYZ	xyz(6.0404, 5.4080, 20.1236)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D407D #7D5A1D

analogous

#1D707D #1D407D #2A1D7D

triadic

#1D407D #7D1D40 #407D1D

tetradic

#1D407D #7D1D70 #7D5A1D #1D7D2A

square

#1D407D #7D1D70 #7D5A1D #1D7D2A

split-complementary

#1D407D #7D2A1D #707D1D

monochromatic

#060D1A #11274B #1D407D #2959AF #4176D3

Accessibility & contrast

On white

10.09

#1D407D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#1D407D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D407D

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D407D	#FFFFFF	#000000	##FFFFFF
##1D407D	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F467F

Deuteranopia (green-blind)

#063E7C

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1d407d;
/* rgb */ color: rgb(29, 64, 125);
/* oklch */ color: oklch(38.2% 0.111 260.6);

Tailwind

colors: {
  custom: {
    50: '#6774a3',
    500: '#1d407d',
    950: '#000000',
  },
}

SCSS

$custom: #1d407d;
$custom-light: #6774a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d407d",
  "rgb": {
    "r": 29,
    "g": 64,
    "b": 125
  },
  "hsl": {
    "h": 218.125,
    "s": 62.338,
    "l": 30.196
  },
  "oklch": {
    "l": 0.38153,
    "c": 0.11133,
    "h": 260.6
  },
  "luminance": 0.05409
}

Semantic roles & 50–950 ramp

primary

#1D407D

secondary

#B18945

accent

#AA42E5

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #1D407D

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

Preview Lab → · Contrast checker → · Palette generator →