#1E375D#1E375D

#1E375D is a dark, moderate blue. Relative luminance 0.038; OKLCH L 33.7% C 0.074 H 258.5°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#1E375D
RGB	rgb(30, 55, 93)
HSL	hsl(216, 51%, 24%)
HSV	hsv(216, 68%, 36%)
CMYK	cmyk(67.7%, 40.9%, 0%, 63.5%)
CIE-LAB	lab(22.99, 4.04, -25.59)
CIE-LCH	lch(22.99, 25.90, 278.97°)
OKLab	oklab(33.73% -0.0147 -0.0727)
OKLCH	oklch(33.73% 0.074 258.5)
XYZ	xyz(3.8767, 3.7983, 10.8827)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E375D #5D441E

analogous

#1E575D #1E375D #241E5D

triadic

#1E375D #5D1E37 #375D1E

tetradic

#1E375D #5D1E57 #5D441E #1E5D24

square

#1E375D #5D1E57 #5D441E #1E5D24

split-complementary

#1E375D #5D241E #575D1E

monochromatic

#070E17 #0F1C2F #1E375D #2D528B #3C6EBA

Accessibility & contrast

On white

11.93

#1E375D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1E375D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E375D

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E375D	#FFFFFF	#000000	##FFFFFF
##1E375D	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263A5F

Deuteranopia (green-blind)

#1E345C

Tritanopia (blue-blind)

#004045

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1e375d;
/* rgb */ color: rgb(30, 55, 93);
/* oklch */ color: oklch(33.7% 0.074 258.5);

Tailwind

colors: {
  custom: {
    50: '#616d8b',
    500: '#1e375d',
    950: '#000000',
  },
}

SCSS

$custom: #1e375d;
$custom-light: #616d8b;
$custom-dark: #000000;

JSON

{
  "hex": "#1e375d",
  "rgb": {
    "r": 30,
    "g": 55,
    "b": 93
  },
  "hsl": {
    "h": 216.19,
    "s": 51.22,
    "l": 24.118
  },
  "oklch": {
    "l": 0.33725,
    "c": 0.07416,
    "h": 258.5
  },
  "luminance": 0.03799
}

Semantic roles & 50–950 ramp

primary

#1E375D

secondary

#927345

accent

#A34DDB

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #1E375D

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

Preview Lab → · Contrast checker → · Palette generator →