#1E3374#1E3374

#1E3374 is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.5% C 0.115 H 266.7°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#1E3374
RGB	rgb(30, 51, 116)
HSL	hsl(225, 59%, 29%)
HSV	hsv(225, 74%, 45%)
CMYK	cmyk(74.1%, 56%, 0%, 54.5%)
CIE-LAB	lab(23.35, 16.10, -39.88)
CIE-LCH	lch(23.35, 43.01, 291.98°)
OKLab	oklab(34.51% -0.0065 -0.1148)
OKLCH	oklch(34.51% 0.115 266.7)
XYZ	xyz(4.8705, 3.9041, 17.0165)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3374 #745F1E

analogous

#1E5E74 #1E3374 #341E74

triadic

#1E3374 #741E33 #33741E

tetradic

#1E3374 #741E5E #745F1E #1E7434

square

#1E3374 #741E5E #745F1E #1E7434

split-complementary

#1E3374 #74341E #5E741E

monochromatic

#060B18 #111E43 #1E3374 #2B48A5 #3F62CD

Accessibility & contrast

On white

11.79

#1E3374 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#1E3374 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3374

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3374	#FFFFFF	#000000	##FFFFFF
##1E3374	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#033C76

Deuteranopia (green-blind)

#003473

Tritanopia (blue-blind)

#00434E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1e3374;
/* rgb */ color: rgb(30, 51, 116);
/* oklch */ color: oklch(34.5% 0.115 266.7);

Tailwind

colors: {
  custom: {
    50: '#666a9d',
    500: '#1e3374',
    950: '#000000',
  },
}

SCSS

$custom: #1e3374;
$custom-light: #666a9d;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3374",
  "rgb": {
    "r": 30,
    "g": 51,
    "b": 116
  },
  "hsl": {
    "h": 225.349,
    "s": 58.904,
    "l": 28.627
  },
  "oklch": {
    "l": 0.34513,
    "c": 0.11495,
    "h": 266.7
  },
  "luminance": 0.03905
}

Semantic roles & 50–950 ramp

primary

#1E3374

secondary

#A89046

accent

#BC46E2

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #1E3374

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

Preview Lab → · Contrast checker → · Palette generator →