#1A2880#1A2880

#1A2880 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.2% C 0.148 H 269.1°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#1A2880
RGB	rgb(26, 40, 128)
HSL	hsl(232, 66%, 30%)
HSV	hsv(232, 80%, 50%)
CMYK	cmyk(79.7%, 68.8%, 0%, 49.8%)
CIE-LAB	lab(21.19, 28.04, -51.04)
CIE-LCH	lch(21.19, 58.24, 298.78°)
OKLab	oklab(33.18% -0.0022 -0.1477)
OKLCH	oklch(33.18% 0.148 269.1)
XYZ	xyz(5.0797, 3.2951, 20.7862)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2880 #80721A

analogous

#1A5B80 #1A2880 #3F1A80

triadic

#1A2880 #801A28 #28801A

tetradic

#1A2880 #801A5B #80721A #1A803F

square

#1A2880 #801A5B #80721A #1A803F

split-complementary

#1A2880 #803F1A #5B801A

monochromatic

#05081A #10184D #1A2880 #2438B3 #3D52D8

Accessibility & contrast

On white

12.66

#1A2880 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1A2880 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2880

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2880	#FFFFFF	#000000	##FFFFFF
##1A2880	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003883

Deuteranopia (green-blind)

#002E7E

Tritanopia (blue-blind)

#004050

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1a2880;
/* rgb */ color: rgb(26, 40, 128);
/* oklch */ color: oklch(33.2% 0.148 269.1);

Tailwind

colors: {
  custom: {
    50: '#6962a6',
    500: '#1a2880',
    950: '#000000',
  },
}

SCSS

$custom: #1a2880;
$custom-light: #6962a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2880",
  "rgb": {
    "r": 26,
    "g": 40,
    "b": 128
  },
  "hsl": {
    "h": 231.765,
    "s": 66.234,
    "l": 30.196
  },
  "oklch": {
    "l": 0.3318,
    "c": 0.14774,
    "h": 269.1
  },
  "luminance": 0.03296
}

Semantic roles & 50–950 ramp

primary

#1A2880

secondary

#B4A442

accent

#D23FE9

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1A2880

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

Preview Lab → · Contrast checker → · Palette generator →