#1E307C#1E307C

#1E307C is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.6% C 0.131 H 268.4°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#1E307C
RGB	rgb(30, 48, 124)
HSL	hsl(229, 61%, 30%)
HSV	hsv(229, 76%, 49%)
CMYK	cmyk(75.8%, 61.3%, 0%, 51.4%)
CIE-LAB	lab(23.15, 21.41, -45.29)
CIE-LCH	lch(23.15, 50.10, 295.30°)
OKLab	oklab(34.57% -0.0036 -0.1307)
OKLCH	oklch(34.57% 0.131 268.4)
XYZ	xyz(5.2292, 3.8446, 19.5314)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E307C #7C6A1E

analogous

#1E5F7C #1E307C #3B1E7C

triadic

#1E307C #7C1E30 #307C1E

tetradic

#1E307C #7C1E5F #7C6A1E #1E7C3B

square

#1E307C #7C1E5F #7C6A1E #1E7C3B

split-complementary

#1E307C #7C3B1E #5F7C1E

monochromatic

#060A19 #121D4B #1E307C #2A43AD #435ED1

Accessibility & contrast

On white

11.87

#1E307C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1E307C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E307C

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E307C	#FFFFFF	#000000	##FFFFFF
##1E307C	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C7F

Deuteranopia (green-blind)

#00337B

Tritanopia (blue-blind)

#004351

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1e307c;
/* rgb */ color: rgb(30, 48, 124);
/* oklch */ color: oklch(34.6% 0.131 268.4);

Tailwind

colors: {
  custom: {
    50: '#6968a3',
    500: '#1e307c',
    950: '#000000',
  },
}

SCSS

$custom: #1e307c;
$custom-light: #6968a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e307c",
  "rgb": {
    "r": 30,
    "g": 48,
    "b": 124
  },
  "hsl": {
    "h": 228.511,
    "s": 61.039,
    "l": 30.196
  },
  "oklch": {
    "l": 0.34569,
    "c": 0.13076,
    "h": 268.4
  },
  "luminance": 0.03845
}

Semantic roles & 50–950 ramp

primary

#1E307C

secondary

#AF9B46

accent

#C544E4

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1E307C

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

Preview Lab → · Contrast checker → · Palette generator →