#1D459F#1D459F

#1D459F is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.0% C 0.153 H 263.3°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#1D459F
RGB	rgb(29, 69, 159)
HSL	hsl(222, 69%, 37%)
HSV	hsv(222, 82%, 62%)
CMYK	cmyk(81.8%, 56.6%, 0%, 37.6%)
CIE-LAB	lab(31.85, 20.71, -52.76)
CIE-LCH	lch(31.85, 56.68, 291.44°)
OKLab	oklab(41.99% -0.018 -0.1523)
OKLCH	oklch(41.99% 0.153 263.3)
XYZ	xyz(8.8906, 7.0196, 33.6805)
Luminance	0.0702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D459F #9F771D

analogous

#1D869F #1D459F #361D9F

triadic

#1D459F #9F1D45 #459F1D

tetradic

#1D459F #9F1D86 #9F771D #1D9F36

square

#1D459F #9F1D86 #9F771D #1D9F36

split-complementary

#1D459F #9F361D #869F1D

monochromatic

#0A1837 #142F6B #1D459F #265BD3 #5681E0

Accessibility & contrast

On white

8.73

#1D459F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#1D459F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D459F

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D459F	#FFFFFF	#000000	##FFFFFF
##1D459F	1.00	8.73	2.40	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A2

Deuteranopia (green-blind)

#00459D

Tritanopia (blue-blind)

#005B6B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1d459f;
/* rgb */ color: rgb(29, 69, 159);
/* oklch */ color: oklch(42.0% 0.153 263.3);

Tailwind

colors: {
  custom: {
    50: '#7078bc',
    500: '#1d459f',
    950: '#000000',
  },
}

SCSS

$custom: #1d459f;
$custom-light: #7078bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1d459f",
  "rgb": {
    "r": 29,
    "g": 69,
    "b": 159
  },
  "hsl": {
    "h": 221.538,
    "s": 69.149,
    "l": 36.863
  },
  "oklch": {
    "l": 0.41988,
    "c": 0.15337,
    "h": 263.3
  },
  "luminance": 0.07021
}

Semantic roles & 50–950 ramp

primary

#1D459F

secondary

#C4A154

accent

#B63CEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1D459F

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

Preview Lab → · Contrast checker → · Palette generator →