#1D459E#1D459E

#1D459E is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.9% C 0.152 H 263.2°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#1D459E
RGB	rgb(29, 69, 158)
HSL	hsl(221, 69%, 37%)
HSV	hsv(221, 82%, 62%)
CMYK	cmyk(81.6%, 56.3%, 0%, 38%)
CIE-LAB	lab(31.77, 20.31, -52.28)
CIE-LCH	lch(31.77, 56.09, 291.23°)
OKLab	oklab(41.9% -0.0181 -0.1509)
OKLCH	oklch(41.9% 0.152 263.2)
XYZ	xyz(8.8042, 6.9850, 33.2253)
Luminance	0.0699 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D459E #9E761D

analogous

#1D869E #1D459E #351D9E

triadic

#1D459E #9E1D45 #459E1D

tetradic

#1D459E #9E1D86 #9E761D #1D9E35

square

#1D459E #9E1D86 #9E761D #1D9E35

split-complementary

#1D459E #9E351D #869E1D

monochromatic

#0A1837 #142E6A #1D459E #265CD2 #5680E0

Accessibility & contrast

On white

8.76

#1D459E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#1D459E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D459E

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D459E	#FFFFFF	#000000	##FFFFFF
##1D459E	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A1

Deuteranopia (green-blind)

#00459C

Tritanopia (blue-blind)

#005B6A

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1d459e;
/* rgb */ color: rgb(29, 69, 158);
/* oklch */ color: oklch(41.9% 0.152 263.2);

Tailwind

colors: {
  custom: {
    50: '#6f78bb',
    500: '#1d459e',
    950: '#000000',
  },
}

SCSS

$custom: #1d459e;
$custom-light: #6f78bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1d459e",
  "rgb": {
    "r": 29,
    "g": 69,
    "b": 158
  },
  "hsl": {
    "h": 221.395,
    "s": 68.984,
    "l": 36.667
  },
  "oklch": {
    "l": 0.41904,
    "c": 0.15199,
    "h": 263.2
  },
  "luminance": 0.06986
}

Semantic roles & 50–950 ramp

primary

#1D459E

secondary

#C3A154

accent

#B53CEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1D459E

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

Preview Lab → · Contrast checker → · Palette generator →