#2339A4#2339A4

#2339A4 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.3% C 0.173 H 268.2°. Best body text is #FFFFFF at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#2339A4
RGB	rgb(35, 57, 164)
HSL	hsl(230, 65%, 39%)
HSV	hsv(230, 79%, 64%)
CMYK	cmyk(78.7%, 65.2%, 0%, 35.7%)
CIE-LAB	lab(29.32, 31.33, -59.90)
CIE-LCH	lch(29.32, 67.60, 297.61°)
OKLab	oklab(40.3% -0.0056 -0.1733)
OKLCH	oklch(40.3% 0.173 268.2)
XYZ	xyz(8.8548, 5.9629, 35.7990)
Luminance	0.0596 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2339A4 #A48E23

analogous

#237AA4 #2339A4 #4D23A4

triadic

#2339A4 #A42339 #39A423

tetradic

#2339A4 #A4237A #A48E23 #23A44D

square

#2339A4 #A4237A #A48E23 #23A44D

split-complementary

#2339A4 #A44D23 #7AA423

monochromatic

#0D163F #182772 #2339A4 #314DD3 #6478DE

Accessibility & contrast

On white

9.58

#2339A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2339A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2339A4

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2339A4	#FFFFFF	#000000	##FFFFFF
##2339A4	1.00	9.58	2.19	9.58
#FFFFFF	9.58	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA7

Deuteranopia (green-blind)

#003FA2

Tritanopia (blue-blind)

#005569

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2339a4;
/* rgb */ color: rgb(35, 57, 164);
/* oklch */ color: oklch(40.3% 0.173 268.2);

Tailwind

colors: {
  custom: {
    50: '#746fc0',
    500: '#2339a4',
    950: '#000000',
  },
}

SCSS

$custom: #2339a4;
$custom-light: #746fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2339a4",
  "rgb": {
    "r": 35,
    "g": 57,
    "b": 164
  },
  "hsl": {
    "h": 229.767,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.40297,
    "c": 0.17342,
    "h": 268.2
  },
  "luminance": 0.05964
}

Semantic roles & 50–950 ramp

primary

#2339A4

secondary

#C3B260

accent

#CB40E8

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2339A4

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

Preview Lab → · Contrast checker → · Palette generator →