#1E375B#1E375B

#1E375B is a dark, moderate blue. Relative luminance 0.038; OKLCH L 33.6% C 0.071 H 257.6°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#1E375B
RGB	rgb(30, 55, 91)
HSL	hsl(215, 50%, 24%)
HSV	hsv(215, 67%, 36%)
CMYK	cmyk(67%, 39.6%, 0%, 64.3%)
CIE-LAB	lab(22.87, 3.25, -24.46)
CIE-LCH	lch(22.87, 24.68, 277.57°)
OKLab	oklab(33.59% -0.0153 -0.0694)
OKLCH	oklch(33.59% 0.071 257.6)
XYZ	xyz(3.7893, 3.7634, 10.4222)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E375B #5B421E

analogous

#1E555B #1E375B #231E5B

triadic

#1E375B #5B1E37 #375B1E

tetradic

#1E375B #5B1E55 #5B421E #1E5B23

square

#1E375B #5B1E55 #5B421E #1E5B23

split-complementary

#1E375B #5B231E #555B1E

monochromatic

#080E17 #0F1B2D #1E375B #2D5389 #3C6FB7

Accessibility & contrast

On white

11.98

#1E375B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#1E375B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E375B

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E375B	#FFFFFF	#000000	##FFFFFF
##1E375B	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283A5C

Deuteranopia (green-blind)

#1F345A

Tritanopia (blue-blind)

#003F44

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1e375b;
/* rgb */ color: rgb(30, 55, 91);
/* oklch */ color: oklch(33.6% 0.071 257.6);

Tailwind

colors: {
  custom: {
    50: '#616d89',
    500: '#1e375b',
    950: '#000000',
  },
}

SCSS

$custom: #1e375b;
$custom-light: #616d89;
$custom-dark: #000000;

JSON

{
  "hex": "#1e375b",
  "rgb": {
    "r": 30,
    "g": 55,
    "b": 91
  },
  "hsl": {
    "h": 215.41,
    "s": 50.413,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33593,
    "c": 0.07106,
    "h": 257.6
  },
  "luminance": 0.03764
}

Semantic roles & 50–950 ramp

primary

#1E375B

secondary

#907145

accent

#A14EDA

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05070B

muted

#797A7C

Preview Lab

Preview with #1E375B

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

Preview Lab → · Contrast checker → · Palette generator →