#1A127B#1A127B

#1A127B is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.3% C 0.164 H 272.9°. Best body text is #FFFFFF at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#1A127B
RGB	rgb(26, 18, 123)
HSL	hsl(245, 74%, 28%)
HSV	hsv(245, 85%, 48%)
CMYK	cmyk(78.9%, 85.4%, 0%, 51.8%)
CIE-LAB	lab(15.91, 39.45, -56.58)
CIE-LCH	lch(15.91, 68.97, 304.89°)
OKLab	oklab(29.26% 0.0084 -0.1637)
OKLCH	oklch(29.26% 0.164 272.9)
XYZ	xyz(4.2163, 2.0818, 18.9147)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A127B #737B12

analogous

#123F7B #1A127B #4E127B

triadic

#1A127B #7B1A12 #127B1A

tetradic

#1A127B #7B123F #737B12 #127B4E

square

#1A127B #7B123F #737B12 #127B4E

split-complementary

#1A127B #7B4E12 #3F7B12

monochromatic

#06041B #0F0A46 #1A127B #251AB0 #3628E0

Accessibility & contrast

On white

14.83

#1A127B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#1A127B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A127B

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A127B	#FFFFFF	#000000	##FFFFFF
##1A127B	1.00	14.83	1.42	14.83
#FFFFFF	14.83	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C7E

Deuteranopia (green-blind)

#002279

Tritanopia (blue-blind)

#003448

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1a127b;
/* rgb */ color: rgb(26, 18, 123);
/* oklch */ color: oklch(29.3% 0.164 272.9);

Tailwind

colors: {
  custom: {
    50: '#6a54a2',
    500: '#1a127b',
    950: '#000000',
  },
}

SCSS

$custom: #1a127b;
$custom-light: #6a54a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1a127b",
  "rgb": {
    "r": 26,
    "g": 18,
    "b": 123
  },
  "hsl": {
    "h": 244.571,
    "s": 74.468,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29256,
    "c": 0.16387,
    "h": 272.9
  },
  "luminance": 0.02082
}

Semantic roles & 50–950 ramp

primary

#1A127B

secondary

#A8B138

accent

#F137E3

background

#F6F4FA

surface

#ECE8F4

border

#C7C4CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1A127B

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

Preview Lab → · Contrast checker → · Palette generator →