#434C7B#434C7B

#434C7B is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.1% C 0.079 H 274.4°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#434C7B
RGB	rgb(67, 76, 123)
HSL	hsl(230, 29%, 37%)
HSV	hsv(230, 46%, 48%)
CMYK	cmyk(45.5%, 38.2%, 0%, 51.8%)
CIE-LAB	lab(33.55, 9.80, -27.87)
CIE-LCH	lch(33.55, 29.55, 289.38°)
OKLab	oklab(43.07% 0.006 -0.0784)
OKLCH	oklch(43.07% 0.079 274.4)
XYZ	xyz(8.4732, 7.7918, 19.7925)
Luminance	0.0779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434C7B #7B7243

analogous

#43687B #434C7B #56437B

triadic

#434C7B #7B434C #4C7B43

tetradic

#434C7B #7B4368 #7B7243 #437B56

square

#434C7B #7B4368 #7B7243 #437B56

split-complementary

#434C7B #7B5643 #687B43

monochromatic

#181B2C #2D3453 #434C7B #5964A3 #7F88B9

Accessibility & contrast

On white

8.21

#434C7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#434C7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434C7B

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434C7B	#FFFFFF	#000000	##FFFFFF
##434C7B	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B517D

Deuteranopia (green-blind)

#374D7A

Tritanopia (blue-blind)

#30565D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #434c7b;
/* rgb */ color: rgb(67, 76, 123);
/* oklch */ color: oklch(43.1% 0.079 274.4);

Tailwind

colors: {
  custom: {
    50: '#7a7da1',
    500: '#434c7b',
    950: '#000000',
  },
}

SCSS

$custom: #434c7b;
$custom-light: #7a7da1;
$custom-dark: #000000;

JSON

{
  "hex": "#434c7b",
  "rgb": {
    "r": 67,
    "g": 76,
    "b": 123
  },
  "hsl": {
    "h": 230.357,
    "s": 29.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.43072,
    "c": 0.07864,
    "h": 274.4
  },
  "luminance": 0.07792
}

Semantic roles & 50–950 ramp

primary

#434C7B

secondary

#A49D75

accent

#B662C6

background

#F7F7F9

surface

#EEEEF2

border

#C9C9CC

text

#09090F

muted

#7B7B7E

Preview Lab

Preview with #434C7B

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

Preview Lab → · Contrast checker → · Palette generator →