#1D2A4E#1D2A4E

#1D2A4E is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.4% C 0.068 H 267.2°. Best body text is #FFFFFF at 14.06:1 contrast (WCAG AA passes).

Color values

HEX	#1D2A4E
RGB	rgb(29, 42, 78)
HSL	hsl(224, 46%, 21%)
HSV	hsv(224, 63%, 31%)
CMYK	cmyk(62.8%, 46.2%, 0%, 69.4%)
CIE-LAB	lab(17.77, 7.18, -23.91)
CIE-LCH	lch(17.77, 24.96, 286.72°)
OKLab	oklab(29.36% -0.0033 -0.0679)
OKLCH	oklch(29.36% 0.068 267.2)
XYZ	xyz(2.7093, 2.4670, 7.5397)
Luminance	0.0247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2A4E #4E411D

analogous

#1D424E #1D2A4E #281D4E

triadic

#1D2A4E #4E1D2A #2A4E1D

tetradic

#1D2A4E #4E1D42 #4E411D #1D4E28

square

#1D2A4E #4E1D42 #4E411D #1D4E28

split-complementary

#1D2A4E #4E281D #424E1D

monochromatic

#080C16 #0C1221 #1D2A4E #2E427B #3E5AA7

Accessibility & contrast

On white

14.06

#1D2A4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#1D2A4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2A4E

14.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2A4E	#FFFFFF	#000000	##FFFFFF
##1D2A4E	1.00	14.06	1.49	14.06
#FFFFFF	14.06	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A2E4F

Deuteranopia (green-blind)

#14294D

Tritanopia (blue-blind)

#003238

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1d2a4e;
/* rgb */ color: rgb(29, 42, 78);
/* oklch */ color: oklch(29.4% 0.068 267.2);

Tailwind

colors: {
  custom: {
    50: '#5e6380',
    500: '#1d2a4e',
    950: '#000000',
  },
}

SCSS

$custom: #1d2a4e;
$custom-light: #5e6380;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2a4e",
  "rgb": {
    "r": 29,
    "g": 42,
    "b": 78
  },
  "hsl": {
    "h": 224.082,
    "s": 45.794,
    "l": 20.98
  },
  "oklch": {
    "l": 0.29362,
    "c": 0.06803,
    "h": 267.2
  },
  "luminance": 0.02467
}

Semantic roles & 50–950 ramp

primary

#1D2A4E

secondary

#837244

accent

#B352D5

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#04050A

muted

#79797C

Preview Lab

Preview with #1D2A4E

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

Preview Lab → · Contrast checker → · Palette generator →