#438CBF#438CBF

#438CBF is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.6% C 0.106 H 241.8°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#438CBF
RGB	rgb(67, 140, 191)
HSL	hsl(205, 49%, 51%)
HSV	hsv(205, 65%, 75%)
CMYK	cmyk(64.9%, 26.7%, 0%, 25.1%)
CIE-LAB	lab(55.80, -6.74, -33.29)
CIE-LCH	lch(55.80, 33.97, 258.55°)
OKLab	oklab(61.56% -0.0502 -0.0937)
OKLCH	oklch(61.56% 0.106 241.8)
XYZ	xyz(21.0932, 23.7089, 52.7448)
Luminance	0.2371 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438CBF #BF7643

analogous

#43BFB4 #438CBF #434EBF

triadic

#438CBF #BF438C #8CBF43

tetradic

#438CBF #B443BF #BF7643 #4EBF43

square

#438CBF #B443BF #BF7643 #4EBF43

split-complementary

#438CBF #BF434E #BFB443

monochromatic

#224A65 #326B93 #438CBF #71A8CF #9EC4DE

Accessibility & contrast

On white

3.66

#438CBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#438CBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438CBF

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438CBF	#FFFFFF	#000000	##000000
##438CBF	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#758DC1

Deuteranopia (green-blind)

#6480BE

Tritanopia (blue-blind)

#00999E

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #438cbf;
/* rgb */ color: rgb(67, 140, 191);
/* oklch */ color: oklch(61.6% 0.106 241.8);

Tailwind

colors: {
  custom: {
    50: '#84add2',
    500: '#438cbf',
    950: '#000000',
  },
}

SCSS

$custom: #438cbf;
$custom-light: #84add2;
$custom-dark: #000000;

JSON

{
  "hex": "#438cbf",
  "rgb": {
    "r": 67,
    "g": 140,
    "b": 191
  },
  "hsl": {
    "h": 204.677,
    "s": 49.206,
    "l": 50.588
  },
  "oklch": {
    "l": 0.61561,
    "c": 0.1063,
    "h": 241.8
  },
  "luminance": 0.23711
}

Semantic roles & 50–950 ramp

primary

#438CBF

secondary

#CAAA93

accent

#884FD9

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #438CBF

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

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