#1A355C#1A355C

#1A355C is a dark, moderate blue. Relative luminance 0.035; OKLCH L 32.9% C 0.077 H 257.7°. Best body text is #FFFFFF at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#1A355C
RGB	rgb(26, 53, 92)
HSL	hsl(215, 56%, 23%)
HSV	hsv(215, 72%, 36%)
CMYK	cmyk(71.7%, 42.4%, 0%, 63.9%)
CIE-LAB	lab(22.08, 4.24, -26.39)
CIE-LCH	lch(22.08, 26.73, 279.12°)
OKLab	oklab(32.94% -0.0164 -0.0751)
OKLCH	oklch(32.94% 0.077 257.7)
XYZ	xyz(3.6302, 3.5382, 10.6148)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A355C #5C411A

analogous

#1A565C #1A355C #201A5C

triadic

#1A355C #5C1A35 #355C1A

tetradic

#1A355C #5C1A56 #5C411A #1A5C20

square

#1A355C #5C1A56 #5C411A #1A5C20

split-complementary

#1A355C #5C201A #565C1A

monochromatic

#070E18 #0D1A2C #1A355C #27508C #356CBB

Accessibility & contrast

On white

12.30

#1A355C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1A355C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A355C

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A355C	#FFFFFF	#000000	##FFFFFF
##1A355C	1.00	12.30	1.71	12.30
#FFFFFF	12.30	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23385E

Deuteranopia (green-blind)

#1A325B

Tritanopia (blue-blind)

#003E44

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1a355c;
/* rgb */ color: rgb(26, 53, 92);
/* oklch */ color: oklch(32.9% 0.077 257.7);

Tailwind

colors: {
  custom: {
    50: '#5f6b8a',
    500: '#1a355c',
    950: '#000000',
  },
}

SCSS

$custom: #1a355c;
$custom-light: #5f6b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#1a355c",
  "rgb": {
    "r": 26,
    "g": 53,
    "b": 92
  },
  "hsl": {
    "h": 215.455,
    "s": 55.932,
    "l": 23.137
  },
  "oklch": {
    "l": 0.32943,
    "c": 0.0769,
    "h": 257.7
  },
  "luminance": 0.03539
}

Semantic roles & 50–950 ramp

primary

#1A355C

secondary

#927040

accent

#A249DF

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #1A355C

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

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