#1D457D#1D457D

#1D457D is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.3% C 0.105 H 257.5°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#1D457D
RGB	rgb(29, 69, 125)
HSL	hsl(215, 62%, 30%)
HSV	hsv(215, 77%, 49%)
CMYK	cmyk(76.8%, 44.8%, 0%, 51%)
CIE-LAB	lab(29.41, 7.01, -35.82)
CIE-LCH	lch(29.41, 36.50, 281.07°)
OKLab	oklab(39.34% -0.0228 -0.1025)
OKLCH	oklch(39.34% 0.105 257.5)
XYZ	xyz(6.3351, 5.9974, 20.2218)
Luminance	0.0600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D457D #7D551D

analogous

#1D757D #1D457D #251D7D

triadic

#1D457D #7D1D45 #457D1D

tetradic

#1D457D #7D1D75 #7D551D #1D7D25

square

#1D457D #7D1D75 #7D551D #1D7D25

split-complementary

#1D457D #7D251D #757D1D

monochromatic

#060E1A #112A4B #1D457D #2960AF #417ED3

Accessibility & contrast

On white

9.55

#1D457D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#1D457D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D457D

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D457D	#FFFFFF	#000000	##FFFFFF
##1D457D	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294A7F

Deuteranopia (green-blind)

#18417C

Tritanopia (blue-blind)

#00525B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1d457d;
/* rgb */ color: rgb(29, 69, 125);
/* oklch */ color: oklch(39.3% 0.105 257.5);

Tailwind

colors: {
  custom: {
    50: '#6778a3',
    500: '#1d457d',
    950: '#000000',
  },
}

SCSS

$custom: #1d457d;
$custom-light: #6778a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d457d",
  "rgb": {
    "r": 29,
    "g": 69,
    "b": 125
  },
  "hsl": {
    "h": 215,
    "s": 62.338,
    "l": 30.196
  },
  "oklch": {
    "l": 0.3934,
    "c": 0.10501,
    "h": 257.5
  },
  "luminance": 0.05998
}

Semantic roles & 50–950 ramp

primary

#1D457D

secondary

#B18445

accent

#A142E5

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #1D457D

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

Preview Lab → · Contrast checker → · Palette generator →