#435D8B#435D8B

#435D8B is a mid, moderate blue. Relative luminance 0.109; OKLCH L 47.9% C 0.081 H 261.3°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#435D8B
RGB	rgb(67, 93, 139)
HSL	hsl(218, 35%, 40%)
HSV	hsv(218, 52%, 55%)
CMYK	cmyk(51.8%, 33.1%, 0%, 45.5%)
CIE-LAB	lab(39.39, 4.09, -28.50)
CIE-LCH	lch(39.39, 28.80, 278.18°)
OKLab	oklab(47.87% -0.0123 -0.0802)
OKLCH	oklch(47.87% 0.081 261.3)
XYZ	xyz(10.8877, 10.8853, 25.9484)
Luminance	0.1089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#435D8B #8B7143

analogous

#43818B #435D8B #4D438B

triadic

#435D8B #8B435D #5D8B43

tetradic

#435D8B #8B4381 #8B7143 #438B4D

square

#435D8B #8B4381 #8B7143 #438B4D

split-complementary

#435D8B #8B4D43 #818B43

monochromatic

#1B2638 #2F4162 #435D8B #5B7AB0 #849BC4

Accessibility & contrast

On white

6.61

#435D8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#435D8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #435D8B

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##435D8B	#FFFFFF	#000000	##FFFFFF
##435D8B	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B608D

Deuteranopia (green-blind)

#435A8A

Tritanopia (blue-blind)

#22676D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #435d8b;
/* rgb */ color: rgb(67, 93, 139);
/* oklch */ color: oklch(47.9% 0.081 261.3);

Tailwind

colors: {
  custom: {
    50: '#7c8aad',
    500: '#435d8b',
    950: '#000000',
  },
}

SCSS

$custom: #435d8b;
$custom-light: #7c8aad;
$custom-dark: #000000;

JSON

{
  "hex": "#435d8b",
  "rgb": {
    "r": 67,
    "g": 93,
    "b": 139
  },
  "hsl": {
    "h": 218.333,
    "s": 34.951,
    "l": 40.392
  },
  "oklch": {
    "l": 0.47866,
    "c": 0.08109,
    "h": 261.3
  },
  "luminance": 0.10886
}

Semantic roles & 50–950 ramp

primary

#435D8B

secondary

#AF9C7B

accent

#A35DCB

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#0A0B10

muted

#7C7C7F

Preview Lab

Preview with #435D8B

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

Preview Lab → · Contrast checker → · Palette generator →