#374DDA#374DDA

#374DDA is a mid, highly saturated blue. Relative luminance 0.112; OKLCH L 49.8% C 0.215 H 269.6°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#374DDA
RGB	rgb(55, 77, 218)
HSL	hsl(232, 69%, 54%)
HSV	hsv(232, 75%, 85%)
CMYK	cmyk(74.8%, 64.7%, 0%, 14.5%)
CIE-LAB	lab(39.88, 40.18, -74.26)
CIE-LCH	lch(39.88, 84.43, 298.42°)
OKLab	oklab(49.77% -0.0014 -0.2148)
OKLCH	oklch(49.77% 0.215 269.6)
XYZ	xyz(16.8800, 11.1801, 67.5844)
Luminance	0.1118 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374DDA #DAC437

analogous

#379EDA #374DDA #7237DA

triadic

#374DDA #DA374D #4DDA37

tetradic

#374DDA #DA379E #DAC437 #37DA72

square

#374DDA #DA379E #DAC437 #37DA72

split-complementary

#374DDA #DA7237 #9EDA37

monochromatic

#18257F #2135B3 #374DDA #6B7BE4 #9EA9ED

Accessibility & contrast

On white

6.49

#374DDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#374DDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #374DDA

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374DDA	#FFFFFF	#000000	##FFFFFF
##374DDA	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066DE

Deuteranopia (green-blind)

#0056D7

Tritanopia (blue-blind)

#00728D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #374dda;
/* rgb */ color: rgb(55, 77, 218);
/* oklch */ color: oklch(49.8% 0.215 269.6);

Tailwind

colors: {
  custom: {
    50: '#867fe7',
    500: '#374dda',
    950: '#000000',
  },
}

SCSS

$custom: #374dda;
$custom-light: #867fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#374dda",
  "rgb": {
    "r": 55,
    "g": 77,
    "b": 218
  },
  "hsl": {
    "h": 231.902,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.49774,
    "c": 0.21479,
    "h": 269.6
  },
  "luminance": 0.11182
}

Semantic roles & 50–950 ramp

primary

#374DDA

secondary

#D9D093

accent

#D43CEC

background

#F9F7FE

surface

#F1EEFD

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #374DDA

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

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