#1D4186#1D4186

#1D4186 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.1% C 0.123 H 261.8°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#1D4186
RGB	rgb(29, 65, 134)
HSL	hsl(219, 64%, 32%)
HSV	hsv(219, 78%, 53%)
CMYK	cmyk(78.4%, 51.5%, 0%, 47.5%)
CIE-LAB	lab(28.80, 13.41, -42.39)
CIE-LCH	lch(28.80, 44.46, 287.55°)
OKLab	oklab(39.07% -0.0176 -0.1219)
OKLCH	oklch(39.07% 0.123 261.8)
XYZ	xyz(6.6985, 5.7623, 23.3088)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4186 #86621D

analogous

#1D7586 #1D4186 #2E1D86

triadic

#1D4186 #861D41 #41861D

tetradic

#1D4186 #861D75 #86621D #1D862E

square

#1D4186 #861D75 #86621D #1D862E

split-complementary

#1D4186 #862E1D #75861D

monochromatic

#071021 #122954 #1D4186 #2859B8 #4678D7

Accessibility & contrast

On white

9.76

#1D4186 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#1D4186 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4186

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4186	#FFFFFF	#000000	##FFFFFF
##1D4186	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174989

Deuteranopia (green-blind)

#003F85

Tritanopia (blue-blind)

#00525D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1d4186;
/* rgb */ color: rgb(29, 65, 134);
/* oklch */ color: oklch(39.1% 0.123 261.8);

Tailwind

colors: {
  custom: {
    50: '#6a75aa',
    500: '#1d4186',
    950: '#000000',
  },
}

SCSS

$custom: #1d4186;
$custom-light: #6a75aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4186",
  "rgb": {
    "r": 29,
    "g": 65,
    "b": 134
  },
  "hsl": {
    "h": 219.429,
    "s": 64.417,
    "l": 31.961
  },
  "oklch": {
    "l": 0.39075,
    "c": 0.12317,
    "h": 261.8
  },
  "luminance": 0.05763
}

Semantic roles & 50–950 ramp

primary

#1D4186

secondary

#B99146

accent

#AE40E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1D4186

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

Preview Lab → · Contrast checker → · Palette generator →