#1A2F85#1A2F85

#1A2F85 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.0% C 0.146 H 267.4°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#1A2F85
RGB	rgb(26, 47, 133)
HSL	hsl(228, 67%, 31%)
HSV	hsv(228, 80%, 52%)
CMYK	cmyk(80.5%, 64.7%, 0%, 47.8%)
CIE-LAB	lab(23.49, 25.20, -50.41)
CIE-LCH	lch(23.49, 56.36, 296.56°)
OKLab	oklab(35.02% -0.0067 -0.1458)
OKLCH	oklch(35.02% 0.146 267.4)
XYZ	xyz(5.6747, 3.9455, 22.6482)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2F85 #85701A

analogous

#1A6485 #1A2F85 #3A1A85

triadic

#1A2F85 #851A2F #2F851A

tetradic

#1A2F85 #851A64 #85701A #1A853A

square

#1A2F85 #851A64 #85701A #1A853A

split-complementary

#1A2F85 #853A1A #64851A

monochromatic

#060B1F #101D52 #1A2F85 #2441B8 #405EDA

Accessibility & contrast

On white

11.74

#1A2F85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#1A2F85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2F85

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2F85	#FFFFFF	#000000	##FFFFFF
##1A2F85	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D88

Deuteranopia (green-blind)

#003383

Tritanopia (blue-blind)

#004555

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1a2f85;
/* rgb */ color: rgb(26, 47, 133);
/* oklch */ color: oklch(35.0% 0.146 267.4);

Tailwind

colors: {
  custom: {
    50: '#6a67a9',
    500: '#1a2f85',
    950: '#000000',
  },
}

SCSS

$custom: #1a2f85;
$custom-light: #6a67a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2f85",
  "rgb": {
    "r": 26,
    "g": 47,
    "b": 133
  },
  "hsl": {
    "h": 228.224,
    "s": 67.296,
    "l": 31.176
  },
  "oklch": {
    "l": 0.35017,
    "c": 0.14598,
    "h": 267.4
  },
  "luminance": 0.03946
}

Semantic roles & 50–950 ramp

primary

#1A2F85

secondary

#B8A142

accent

#C83EEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #1A2F85

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

Preview Lab → · Contrast checker → · Palette generator →