#1E306B#1E306B

#1E306B is a dark, moderate blue. Relative luminance 0.035; OKLCH L 33.1% C 0.105 H 267.5°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#1E306B
RGB	rgb(30, 48, 107)
HSL	hsl(226, 56%, 27%)
HSV	hsv(226, 72%, 42%)
CMYK	cmyk(72%, 55.1%, 0%, 58%)
CIE-LAB	lab(21.77, 14.62, -36.66)
CIE-LCH	lch(21.77, 39.47, 291.73°)
OKLab	oklab(33.09% -0.0045 -0.1053)
OKLCH	oklch(33.09% 0.105 267.5)
XYZ	xyz(4.2453, 3.4510, 14.3495)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E306B #6B591E

analogous

#1E576B #1E306B #331E6B

triadic

#1E306B #6B1E30 #306B1E

tetradic

#1E306B #6B1E57 #6B591E #1E6B33

square

#1E306B #6B1E57 #6B591E #1E6B33

split-complementary

#1E306B #6B331E #576B1E

monochromatic

#070B18 #111B3B #1E306B #2B459B #3B5CC8

Accessibility & contrast

On white

12.42

#1E306B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1E306B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E306B

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E306B	#FFFFFF	#000000	##FFFFFF
##1E306B	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A386D

Deuteranopia (green-blind)

#00316A

Tritanopia (blue-blind)

#003E48

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1e306b;
/* rgb */ color: rgb(30, 48, 107);
/* oklch */ color: oklch(33.1% 0.105 267.5);

Tailwind

colors: {
  custom: {
    50: '#646796',
    500: '#1e306b',
    950: '#000000',
  },
}

SCSS

$custom: #1e306b;
$custom-light: #646796;
$custom-dark: #000000;

JSON

{
  "hex": "#1e306b",
  "rgb": {
    "r": 30,
    "g": 48,
    "b": 107
  },
  "hsl": {
    "h": 225.974,
    "s": 56.204,
    "l": 26.863
  },
  "oklch": {
    "l": 0.33093,
    "c": 0.10544,
    "h": 267.5
  },
  "luminance": 0.03451
}

Semantic roles & 50–950 ramp

primary

#1E306B

secondary

#9F8A45

accent

#BC48DF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #1E306B

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

Preview Lab → · Contrast checker → · Palette generator →