#1A2B83#1A2B83

#1A2B83 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.0% C 0.148 H 268.4°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#1A2B83
RGB	rgb(26, 43, 131)
HSL	hsl(230, 67%, 31%)
HSV	hsv(230, 80%, 51%)
CMYK	cmyk(80.2%, 67.2%, 0%, 48.6%)
CIE-LAB	lab(22.25, 27.17, -51.19)
CIE-LCH	lch(22.25, 57.95, 297.95°)
OKLab	oklab(34.05% -0.0042 -0.1481)
OKLCH	oklch(34.05% 0.148 268.4)
XYZ	xyz(5.3852, 3.5855, 21.8766)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2B83 #83721A

analogous

#1A5F83 #1A2B83 #3D1A83

triadic

#1A2B83 #831A2B #2B831A

tetradic

#1A2B83 #831A5F #83721A #1A833D

square

#1A2B83 #831A5F #83721A #1A833D

split-complementary

#1A2B83 #833D1A #5F831A

monochromatic

#06091D #101A50 #1A2B83 #243CB6 #3F58D9

Accessibility & contrast

On white

12.23

#1A2B83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#1A2B83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2B83

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2B83	#FFFFFF	#000000	##FFFFFF
##1A2B83	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A86

Deuteranopia (green-blind)

#003081

Tritanopia (blue-blind)

#004253

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1a2b83;
/* rgb */ color: rgb(26, 43, 131);
/* oklch */ color: oklch(34.0% 0.148 268.4);

Tailwind

colors: {
  custom: {
    50: '#6a64a8',
    500: '#1a2b83',
    950: '#000000',
  },
}

SCSS

$custom: #1a2b83;
$custom-light: #6a64a8;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2b83",
  "rgb": {
    "r": 26,
    "g": 43,
    "b": 131
  },
  "hsl": {
    "h": 230.286,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34046,
    "c": 0.1482,
    "h": 268.4
  },
  "luminance": 0.03586
}

Semantic roles & 50–950 ramp

primary

#1A2B83

secondary

#B7A442

accent

#CE3EEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070510

muted

#7A7A7F

Preview Lab

Preview with #1A2B83

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

Preview Lab → · Contrast checker → · Palette generator →