#1E337C#1E337C

#1E337C is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.2% C 0.127 H 267.3°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#1E337C
RGB	rgb(30, 51, 124)
HSL	hsl(227, 61%, 30%)
HSV	hsv(227, 76%, 49%)
CMYK	cmyk(75.8%, 58.9%, 0%, 51.4%)
CIE-LAB	lab(23.99, 19.31, -43.92)
CIE-LCH	lch(23.99, 47.98, 293.73°)
OKLab	oklab(35.2% -0.006 -0.1266)
OKLCH	oklch(35.2% 0.127 267.3)
XYZ	xyz(5.3561, 4.0983, 19.5737)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E337C #7C671E

analogous

#1E627C #1E337C #381E7C

triadic

#1E337C #7C1E33 #337C1E

tetradic

#1E337C #7C1E62 #7C671E #1E7C38

square

#1E337C #7C1E62 #7C671E #1E7C38

split-complementary

#1E337C #7C381E #627C1E

monochromatic

#060A19 #121F4B #1E337C #2A47AD #4363D1

Accessibility & contrast

On white

11.54

#1E337C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#1E337C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E337C

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E337C	#FFFFFF	#000000	##FFFFFF
##1E337C	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E7E

Deuteranopia (green-blind)

#00357B

Tritanopia (blue-blind)

#004552

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1e337c;
/* rgb */ color: rgb(30, 51, 124);
/* oklch */ color: oklch(35.2% 0.127 267.3);

Tailwind

colors: {
  custom: {
    50: '#686aa3',
    500: '#1e337c',
    950: '#000000',
  },
}

SCSS

$custom: #1e337c;
$custom-light: #686aa3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e337c",
  "rgb": {
    "r": 30,
    "g": 51,
    "b": 124
  },
  "hsl": {
    "h": 226.596,
    "s": 61.039,
    "l": 30.196
  },
  "oklch": {
    "l": 0.35199,
    "c": 0.12678,
    "h": 267.3
  },
  "luminance": 0.04099
}

Semantic roles & 50–950 ramp

primary

#1E337C

secondary

#AF9846

accent

#C044E4

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1E337C

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

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