#2355A1#2355A1

#2355A1 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 45.9% C 0.134 H 258.8°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#2355A1
RGB	rgb(35, 85, 161)
HSL	hsl(216, 64%, 38%)
HSV	hsv(216, 78%, 63%)
CMYK	cmyk(78.3%, 47.2%, 0%, 36.9%)
CIE-LAB	lab(36.79, 11.38, -45.96)
CIE-LCH	lch(36.79, 47.35, 283.91°)
OKLab	oklab(45.86% -0.0261 -0.1319)
OKLCH	oklch(45.86% 0.134 258.8)
XYZ	xyz(10.3723, 9.4263, 34.9841)
Luminance	0.0943 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2355A1 #A16F23

analogous

#2394A1 #2355A1 #3023A1

triadic

#2355A1 #A12355 #55A123

tetradic

#2355A1 #A12394 #A16F23 #23A130

square

#2355A1 #A12394 #A16F23 #23A130

split-complementary

#2355A1 #A13023 #94A123

monochromatic

#0D203C #183A6F #2355A1 #2F70D2 #6292DD

Accessibility & contrast

On white

7.28

#2355A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#2355A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2355A1

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2355A1	#FFFFFF	#000000	##FFFFFF
##2355A1	1.00	7.28	2.89	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5DA4

Deuteranopia (green-blind)

#0A519F

Tritanopia (blue-blind)

#006773

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2355a1;
/* rgb */ color: rgb(35, 85, 161);
/* oklch */ color: oklch(45.9% 0.134 258.8);

Tailwind

colors: {
  custom: {
    50: '#7184bd',
    500: '#2355a1',
    950: '#000000',
  },
}

SCSS

$custom: #2355a1;
$custom-light: #7184bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2355a1",
  "rgb": {
    "r": 35,
    "g": 85,
    "b": 161
  },
  "hsl": {
    "h": 216.19,
    "s": 64.286,
    "l": 38.431
  },
  "oklch": {
    "l": 0.4586,
    "c": 0.13447,
    "h": 258.8
  },
  "luminance": 0.09428
}

Semantic roles & 50–950 ramp

primary

#2355A1

secondary

#C29A5E

accent

#A541E7

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2355A1

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

Preview Lab → · Contrast checker → · Palette generator →