#438FBB#438FBB

#438FBB is a light, moderate cyan. Relative luminance 0.244; OKLCH L 62.1% C 0.100 H 236.9°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#438FBB
RGB	rgb(67, 143, 187)
HSL	hsl(202, 47%, 50%)
HSV	hsv(202, 64%, 73%)
CMYK	cmyk(64.2%, 23.5%, 0%, 26.7%)
CIE-LAB	lab(56.51, -9.78, -29.90)
CIE-LCH	lch(56.51, 31.46, 251.90°)
OKLab	oklab(62.07% -0.0547 -0.0839)
OKLCH	oklch(62.07% 0.1 236.9)
XYZ	xyz(21.1034, 24.4239, 50.6062)
Luminance	0.2443 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438FBB #BB6F43

analogous

#43BBAB #438FBB #4353BB

triadic

#438FBB #BB438F #8FBB43

tetradic

#438FBB #AB43BB #BB6F43 #53BB43

square

#438FBB #AB43BB #BB6F43 #53BB43

split-complementary

#438FBB #BB4353 #BBAB43

monochromatic

#234A61 #336D8E #438FBB #70AACC #9DC5DC

Accessibility & contrast

On white

3.57

#438FBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#438FBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438FBB

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438FBB	#FFFFFF	#000000	##000000
##438FBB	1.00	3.57	5.89	5.89
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8EBD

Deuteranopia (green-blind)

#6A82BA

Tritanopia (blue-blind)

#009A9E

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #438fbb;
/* rgb */ color: rgb(67, 143, 187);
/* oklch */ color: oklch(62.1% 0.100 236.9);

Tailwind

colors: {
  custom: {
    50: '#83afcf',
    500: '#438fbb',
    950: '#000000',
  },
}

SCSS

$custom: #438fbb;
$custom-light: #83afcf;
$custom-dark: #000000;

JSON

{
  "hex": "#438fbb",
  "rgb": {
    "r": 67,
    "g": 143,
    "b": 187
  },
  "hsl": {
    "h": 202,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.6207,
    "c": 0.10018,
    "h": 236.9
  },
  "luminance": 0.24426
}

Semantic roles & 50–950 ramp

primary

#438FBB

secondary

#C8A692

accent

#8251D7

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #438FBB

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

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