#1A0F71#1A0F71

#1A0F71 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.7% C 0.154 H 274.6°. Best body text is #FFFFFF at 15.55:1 contrast (WCAG AA passes).

Color values

HEX	#1A0F71
RGB	rgb(26, 15, 113)
HSL	hsl(247, 77%, 25%)
HSV	hsv(247, 87%, 44%)
CMYK	cmyk(77%, 86.7%, 0%, 55.7%)
CIE-LAB	lab(14.13, 37.66, -53.07)
CIE-LCH	lch(14.13, 65.08, 305.36°)
OKLab	oklab(27.66% 0.0123 -0.1534)
OKLCH	oklch(27.66% 0.154 274.6)
XYZ	xyz(3.5765, 1.7532, 15.7695)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A0F71 #66710F

analogous

#0F3571 #1A0F71 #4B0F71

triadic

#1A0F71 #711A0F #0F711A

tetradic

#1A0F71 #710F35 #66710F #0F714B

square

#1A0F71 #710F35 #66710F #0F714B

split-complementary

#1A0F71 #714B0F #35710F

monochromatic

#06041B #0E083B #1A0F71 #2616A7 #331DDD

Accessibility & contrast

On white

15.55

#1A0F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#1A0F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A0F71

15.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A0F71	#FFFFFF	#000000	##FFFFFF
##1A0F71	1.00	15.55	1.35	15.55
#FFFFFF	15.55	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002874

Deuteranopia (green-blind)

#001F6F

Tritanopia (blue-blind)

#002F41

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #1a0f71;
/* rgb */ color: rgb(26, 15, 113);
/* oklch */ color: oklch(27.7% 0.154 274.6);

Tailwind

colors: {
  custom: {
    50: '#67519b',
    500: '#1a0f71',
    950: '#000000',
  },
}

SCSS

$custom: #1a0f71;
$custom-light: #67519b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a0f71",
  "rgb": {
    "r": 26,
    "g": 15,
    "b": 113
  },
  "hsl": {
    "h": 246.735,
    "s": 76.563,
    "l": 25.098
  },
  "oklch": {
    "l": 0.2766,
    "c": 0.15394,
    "h": 274.6
  },
  "luminance": 0.01754
}

Semantic roles & 50–950 ramp

primary

#1A0F71

secondary

#9CA933

accent

#F335DE

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1A0F71

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

Preview Lab → · Contrast checker → · Palette generator →