#438CBB#438CBB

#438CBB is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.4% C 0.102 H 239.6°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#438CBB
RGB	rgb(67, 140, 187)
HSL	hsl(204, 47%, 50%)
HSV	hsv(204, 64%, 73%)
CMYK	cmyk(64.2%, 25.1%, 0%, 26.7%)
CIE-LAB	lab(55.62, -8.08, -31.29)
CIE-LCH	lch(55.62, 32.31, 255.52°)
OKLab	oklab(61.36% -0.0515 -0.0879)
OKLCH	oklch(61.36% 0.102 239.6)
XYZ	xyz(20.6590, 23.5352, 50.4581)
Luminance	0.2354 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438CBB #BB7243

analogous

#43BBAE #438CBB #4350BB

triadic

#438CBB #BB438C #8CBB43

tetradic

#438CBB #AE43BB #BB7243 #50BB43

square

#438CBB #AE43BB #BB7243 #50BB43

split-complementary

#438CBB #BB4350 #BBAE43

monochromatic

#234961 #336A8E #438CBB #70A8CC #9DC3DC

Accessibility & contrast

On white

3.68

#438CBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#438CBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438CBB

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438CBB	#FFFFFF	#000000	##000000
##438CBB	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#768CBD

Deuteranopia (green-blind)

#6680BA

Tritanopia (blue-blind)

#00989C

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #438cbb;
/* rgb */ color: rgb(67, 140, 187);
/* oklch */ color: oklch(61.4% 0.102 239.6);

Tailwind

colors: {
  custom: {
    50: '#83adcf',
    500: '#438cbb',
    950: '#000000',
  },
}

SCSS

$custom: #438cbb;
$custom-light: #83adcf;
$custom-dark: #000000;

JSON

{
  "hex": "#438cbb",
  "rgb": {
    "r": 67,
    "g": 140,
    "b": 187
  },
  "hsl": {
    "h": 203.5,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.61364,
    "c": 0.10191,
    "h": 239.6
  },
  "luminance": 0.23537
}

Semantic roles & 50–950 ramp

primary

#438CBB

secondary

#C8A792

accent

#8551D7

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #438CBB

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

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