#2B6388#2B6388

#2B6388 is a mid, moderate cyan. Relative luminance 0.112; OKLCH L 47.9% C 0.084 H 240.6°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#2B6388
RGB	rgb(43, 99, 136)
HSL	hsl(204, 52%, 35%)
HSV	hsv(204, 68%, 53%)
CMYK	cmyk(68.4%, 27.2%, 0%, 46.7%)
CIE-LAB	lab(39.94, -5.86, -25.91)
CIE-LCH	lch(39.94, 26.56, 257.26°)
OKLab	oklab(47.94% -0.0411 -0.0729)
OKLCH	oklch(47.94% 0.084 240.6)
XYZ	xyz(9.9003, 11.2138, 24.9305)
Luminance	0.1121 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B6388 #88502B

analogous

#2B887E #2B6388 #2B3588

triadic

#2B6388 #882B63 #63882B

tetradic

#2B6388 #7E2B88 #88502B #35882B

square

#2B6388 #7E2B88 #88502B #35882B

split-complementary

#2B6388 #882B35 #887E2B

monochromatic

#0E1F2B #1C415A #2B6388 #3A85B6 #61A2CD

Accessibility & contrast

On white

6.48

#2B6388 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#2B6388 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B6388

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B6388	#FFFFFF	#000000	##FFFFFF
##2B6388	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52638A

Deuteranopia (green-blind)

#455A87

Tritanopia (blue-blind)

#006C70

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2b6388;
/* rgb */ color: rgb(43, 99, 136);
/* oklch */ color: oklch(47.9% 0.084 240.6);

Tailwind

colors: {
  custom: {
    50: '#6f8fab',
    500: '#2b6388',
    950: '#000000',
  },
}

SCSS

$custom: #2b6388;
$custom-light: #6f8fab;
$custom-dark: #000000;

JSON

{
  "hex": "#2b6388",
  "rgb": {
    "r": 43,
    "g": 99,
    "b": 136
  },
  "hsl": {
    "h": 203.871,
    "s": 51.955,
    "l": 35.098
  },
  "oklch": {
    "l": 0.4794,
    "c": 0.08371,
    "h": 240.6
  },
  "luminance": 0.11215
}

Semantic roles & 50–950 ramp

primary

#2B6388

secondary

#B37F5C

accent

#854CDB

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #2B6388

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

Preview Lab → · Contrast checker → · Palette generator →