#1D4E94#1D4E94

#1D4E94 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.1% C 0.127 H 258.0°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#1D4E94
RGB	rgb(29, 78, 148)
HSL	hsl(215, 67%, 35%)
HSV	hsv(215, 80%, 58%)
CMYK	cmyk(80.4%, 47.3%, 0%, 42%)
CIE-LAB	lab(33.66, 10.18, -43.16)
CIE-LCH	lch(33.66, 44.35, 283.28°)
OKLab	oklab(43.12% -0.0263 -0.1239)
OKLCH	oklch(43.12% 0.127 258)
XYZ	xyz(8.5744, 7.8471, 29.0740)
Luminance	0.0785 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4E94 #94631D

analogous

#1D8A94 #1D4E94 #271D94

triadic

#1D4E94 #941D4E #4E941D

tetradic

#1D4E94 #941D8A #94631D #1D9427

square

#1D4E94 #941D8A #94631D #1D9427

split-complementary

#1D4E94 #94271D #8A941D

monochromatic

#09182E #133361 #1D4E94 #2769C7 #4F89DC

Accessibility & contrast

On white

8.17

#1D4E94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#1D4E94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E94

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4E94	#FFFFFF	#000000	##FFFFFF
##1D4E94	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#285597

Deuteranopia (green-blind)

#084A93

Tritanopia (blue-blind)

#005F6A

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1d4e94;
/* rgb */ color: rgb(29, 78, 148);
/* oklch */ color: oklch(43.1% 0.127 258.0);

Tailwind

colors: {
  custom: {
    50: '#6d7fb4',
    500: '#1d4e94',
    950: '#000000',
  },
}

SCSS

$custom: #1d4e94;
$custom-light: #6d7fb4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4e94",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 148
  },
  "hsl": {
    "h": 215.294,
    "s": 67.232,
    "l": 34.706
  },
  "oklch": {
    "l": 0.43117,
    "c": 0.12667,
    "h": 258
  },
  "luminance": 0.07848
}

Semantic roles & 50–950 ramp

primary

#1D4E94

secondary

#BF904E

accent

#A33EEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1D4E94

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

Preview Lab → · Contrast checker → · Palette generator →