#334BA5#334BA5

#334BA5 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.7% C 0.148 H 268.5°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#334BA5
RGB	rgb(51, 75, 165)
HSL	hsl(227, 53%, 42%)
HSV	hsv(227, 69%, 65%)
CMYK	cmyk(69.1%, 54.5%, 0%, 35.3%)
CIE-LAB	lab(34.91, 21.78, -51.37)
CIE-LCH	lch(34.91, 55.79, 292.98°)
OKLab	oklab(44.7% -0.0038 -0.1477)
OKLCH	oklch(44.7% 0.148 268.5)
XYZ	xyz(10.6705, 8.4515, 36.6590)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334BA5 #A58D33

analogous

#3384A5 #334BA5 #5433A5

triadic

#334BA5 #A5334B #4BA533

tetradic

#334BA5 #A53384 #A58D33 #33A554

square

#334BA5 #A53384 #A58D33 #33A554

split-complementary

#334BA5 #A55433 #84A533

monochromatic

#162148 #253676 #334BA5 #4D67C8 #7C8FD6

Accessibility & contrast

On white

7.80

#334BA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#334BA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334BA5

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334BA5	#FFFFFF	#000000	##FFFFFF
##334BA5	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0758A8

Deuteranopia (green-blind)

#004DA3

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #334ba5;
/* rgb */ color: rgb(51, 75, 165);
/* oklch */ color: oklch(44.7% 0.148 268.5);

Tailwind

colors: {
  custom: {
    50: '#797cc0',
    500: '#334ba5',
    950: '#000000',
  },
}

SCSS

$custom: #334ba5;
$custom-light: #797cc0;
$custom-dark: #000000;

JSON

{
  "hex": "#334ba5",
  "rgb": {
    "r": 51,
    "g": 75,
    "b": 165
  },
  "hsl": {
    "h": 227.368,
    "s": 52.778,
    "l": 42.353
  },
  "oklch": {
    "l": 0.44696,
    "c": 0.14776,
    "h": 268.5
  },
  "luminance": 0.08453
}

Semantic roles & 50–950 ramp

primary

#334BA5

secondary

#BFB075

accent

#BE4CDC

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #334BA5

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

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