#1E1FA9#1E1FA9

#1E1FA9 is a dark, highly saturated blue. Relative luminance 0.041; OKLCH L 36.6% C 0.207 H 269.7°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#1E1FA9
RGB	rgb(30, 31, 169)
HSL	hsl(240, 70%, 39%)
HSV	hsv(240, 82%, 66%)
CMYK	cmyk(82.2%, 81.7%, 0%, 33.7%)
CIE-LAB	lab(24.06, 48.11, -71.60)
CIE-LCH	lch(24.06, 86.26, 303.90°)
OKLab	oklab(36.62% -0.0009 -0.2073)
OKLCH	oklch(36.62% 0.207 269.7)
XYZ	xyz(8.1844, 4.1196, 37.8922)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E1FA9 #A9A81E

analogous

#1E65A9 #1E1FA9 #631EA9

triadic

#1E1FA9 #A91E1F #1FA91E

tetradic

#1E1FA9 #A91E65 #A9A81E #1EA963

square

#1E1FA9 #A91E65 #A9A81E #1EA963

split-complementary

#1E1FA9 #A9631E #65A91E

monochromatic

#0C0C41 #151575 #1E1FA9 #2B2CD9 #5F60E3

Accessibility & contrast

On white

11.51

#1E1FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#1E1FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E1FA9

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E1FA9	#FFFFFF	#000000	##FFFFFF
##1E1FA9	1.00	11.51	1.82	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AD

Deuteranopia (green-blind)

#0032A7

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1e1fa9;
/* rgb */ color: rgb(30, 31, 169);
/* oklch */ color: oklch(36.6% 0.207 269.7);

Tailwind

colors: {
  custom: {
    50: '#765ec4',
    500: '#1e1fa9',
    950: '#000000',
  },
}

SCSS

$custom: #1e1fa9;
$custom-light: #765ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#1e1fa9",
  "rgb": {
    "r": 30,
    "g": 31,
    "b": 169
  },
  "hsl": {
    "h": 239.568,
    "s": 69.849,
    "l": 39.02
  },
  "oklch": {
    "l": 0.36624,
    "c": 0.20734,
    "h": 269.7
  },
  "luminance": 0.04121
}

Semantic roles & 50–950 ramp

primary

#1E1FA9

secondary

#C7C65C

accent

#EB3BED

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0A0513

muted

#7C7982

Preview Lab

Preview with #1E1FA9

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

Preview Lab → · Contrast checker → · Palette generator →