#438FB3#438FB3

#438FB3 is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.7% C 0.092 H 231.5°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#438FB3
RGB	rgb(67, 143, 179)
HSL	hsl(199, 46%, 48%)
HSV	hsv(199, 63%, 70%)
CMYK	cmyk(62.6%, 20.1%, 0%, 29.8%)
CIE-LAB	lab(56.18, -12.38, -25.86)
CIE-LCH	lch(56.18, 28.68, 244.41°)
OKLab	oklab(61.7% -0.0576 -0.0723)
OKLCH	oklch(61.7% 0.092 231.5)
XYZ	xyz(20.2707, 24.0909, 46.2208)
Luminance	0.2409 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438FB3 #B36743

analogous

#43B39F #438FB3 #4357B3

triadic

#438FB3 #B3438F #8FB343

tetradic

#438FB3 #9F43B3 #B36743 #57B343

square

#438FB3 #9F43B3 #B36743 #57B343

split-complementary

#438FB3 #B34357 #B39F43

monochromatic

#22485A #326B86 #438FB3 #6BAAC8 #98C4D8

Accessibility & contrast

On white

3.61

#438FB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#438FB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438FB3

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438FB3	#FFFFFF	#000000	##000000
##438FB3	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8DB5

Deuteranopia (green-blind)

#6D82B2

Tritanopia (blue-blind)

#00999B

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #438fb3;
/* rgb */ color: rgb(67, 143, 179);
/* oklch */ color: oklch(61.7% 0.092 231.5);

Tailwind

colors: {
  custom: {
    50: '#82afc9',
    500: '#438fb3',
    950: '#000000',
  },
}

SCSS

$custom: #438fb3;
$custom-light: #82afc9;
$custom-dark: #000000;

JSON

{
  "hex": "#438fb3",
  "rgb": {
    "r": 67,
    "g": 143,
    "b": 179
  },
  "hsl": {
    "h": 199.286,
    "s": 45.528,
    "l": 48.235
  },
  "oklch": {
    "l": 0.61697,
    "c": 0.09244,
    "h": 231.5
  },
  "luminance": 0.24093
}

Semantic roles & 50–950 ramp

primary

#438FB3

secondary

#C49F8D

accent

#7D53D5

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #438FB3

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

Preview Lab → · Contrast checker → · Palette generator →