#3454EF#3454EF

#3454EF is a mid, highly saturated blue. Relative luminance 0.133; OKLCH L 52.7% C 0.234 H 267.8°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#3454EF
RGB	rgb(52, 84, 239)
HSL	hsl(230, 85%, 57%)
HSV	hsv(230, 78%, 94%)
CMYK	cmyk(78.2%, 64.9%, 0%, 6.3%)
CIE-LAB	lab(43.21, 42.97, -80.72)
CIE-LCH	lch(43.21, 91.44, 298.03°)
OKLab	oklab(52.74% -0.0089 -0.2337)
OKLCH	oklch(52.74% 0.234 267.8)
XYZ	xyz(20.1611, 13.3004, 83.1493)
Luminance	0.1330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3454EF #EFCF34

analogous

#34B1EF #3454EF #7234EF

triadic

#3454EF #EF3454 #54EF34

tetradic

#3454EF #EF34B1 #EFCF34 #34EF72

square

#3454EF #EF34B1 #EFCF34 #34EF72

split-complementary

#3454EF #EF7234 #B1EF34

monochromatic

#0C259C #1132D5 #3454EF #6D84F3 #A5B4F8

Accessibility & contrast

On white

5.74

#3454EF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#3454EF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3454EF

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3454EF	#FFFFFF	#000000	##FFFFFF
##3454EF	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FF4

Deuteranopia (green-blind)

#005DEC

Tritanopia (blue-blind)

#007E9A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3454ef;
/* rgb */ color: rgb(52, 84, 239);
/* oklch */ color: oklch(52.7% 0.234 267.8);

Tailwind

colors: {
  custom: {
    50: '#8984f5',
    500: '#3454ef',
    950: '#000000',
  },
}

SCSS

$custom: #3454ef;
$custom-light: #8984f5;
$custom-dark: #000000;

JSON

{
  "hex": "#3454ef",
  "rgb": {
    "r": 52,
    "g": 84,
    "b": 239
  },
  "hsl": {
    "h": 229.733,
    "s": 85.388,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52739,
    "c": 0.23386,
    "h": 267.8
  },
  "luminance": 0.13303
}

Semantic roles & 50–950 ramp

primary

#3454EF

secondary

#E5D899

accent

#D82CFC

background

#F9F8FF

surface

#F2EFFF

border

#CCCAD7

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #3454EF

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

Preview Lab → · Contrast checker → · Palette generator →