#2139A6#2139A6

#2139A6 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.4% C 0.177 H 267.6°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#2139A6
RGB	rgb(33, 57, 166)
HSL	hsl(229, 67%, 39%)
HSV	hsv(229, 80%, 65%)
CMYK	cmyk(80.1%, 65.7%, 0%, 34.9%)
CIE-LAB	lab(29.42, 31.89, -60.95)
CIE-LCH	lch(29.42, 68.79, 297.62°)
OKLab	oklab(40.4% -0.0074 -0.1764)
OKLCH	oklch(40.4% 0.177 267.6)
XYZ	xyz(8.9709, 6.0017, 36.7546)
Luminance	0.0600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2139A6 #A68E21

analogous

#217CA6 #2139A6 #4C21A6

triadic

#2139A6 #A62139 #39A621

tetradic

#2139A6 #A6217C #A68E21 #21A64C

square

#2139A6 #A6217C #A68E21 #21A64C

split-complementary

#2139A6 #A64C21 #7CA621

monochromatic

#0D1640 #172773 #2139A6 #2F4DD6 #6278E0

Accessibility & contrast

On white

9.54

#2139A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#2139A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2139A6

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2139A6	#FFFFFF	#000000	##FFFFFF
##2139A6	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA9

Deuteranopia (green-blind)

#003FA4

Tritanopia (blue-blind)

#00566A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2139a6;
/* rgb */ color: rgb(33, 57, 166);
/* oklch */ color: oklch(40.4% 0.177 267.6);

Tailwind

colors: {
  custom: {
    50: '#746fc1',
    500: '#2139a6',
    950: '#000000',
  },
}

SCSS

$custom: #2139a6;
$custom-light: #746fc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2139a6",
  "rgb": {
    "r": 33,
    "g": 57,
    "b": 166
  },
  "hsl": {
    "h": 229.173,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.40402,
    "c": 0.1766,
    "h": 267.6
  },
  "luminance": 0.06003
}

Semantic roles & 50–950 ramp

primary

#2139A6

secondary

#C5B25E

accent

#CB3EEA

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2139A6

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

Preview Lab → · Contrast checker → · Palette generator →