#1E308F#1E308F

#1E308F is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.4% C 0.157 H 268.6°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#1E308F
RGB	rgb(30, 48, 143)
HSL	hsl(230, 65%, 34%)
HSV	hsv(230, 79%, 56%)
CMYK	cmyk(79%, 66.4%, 0%, 43.9%)
CIE-LAB	lab(24.87, 28.83, -54.38)
CIE-LCH	lch(24.87, 61.55, 297.93°)
OKLab	oklab(36.37% -0.004 -0.1573)
OKLCH	oklch(36.37% 0.157 268.6)
XYZ	xyz(6.5486, 4.3724, 26.4801)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E308F #8F7D1E

analogous

#1E698F #1E308F #441E8F

triadic

#1E308F #8F1E30 #308F1E

tetradic

#1E308F #8F1E69 #8F7D1E #1E8F44

square

#1E308F #8F1E69 #8F7D1E #1E8F44

split-complementary

#1E308F #8F441E #698F1E

monochromatic

#090E2A #131F5C #1E308F #2941C2 #4E64DA

Accessibility & contrast

On white

11.20

#1E308F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1E308F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E308F

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E308F	#FFFFFF	#000000	##FFFFFF
##1E308F	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004092

Deuteranopia (green-blind)

#00368D

Tritanopia (blue-blind)

#00495B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1e308f;
/* rgb */ color: rgb(30, 48, 143);
/* oklch */ color: oklch(36.4% 0.157 268.6);

Tailwind

colors: {
  custom: {
    50: '#6e68b1',
    500: '#1e308f',
    950: '#000000',
  },
}

SCSS

$custom: #1e308f;
$custom-light: #6e68b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1e308f",
  "rgb": {
    "r": 30,
    "g": 48,
    "b": 143
  },
  "hsl": {
    "h": 230.442,
    "s": 65.318,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36367,
    "c": 0.1574,
    "h": 268.6
  },
  "luminance": 0.04373
}

Semantic roles & 50–950 ramp

primary

#1E308F

secondary

#BCAB4C

accent

#CD40E8

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #1E308F

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

Preview Lab → · Contrast checker → · Palette generator →