#275FA5#275FA5

#275FA5 is a mid, vivid cyan. Relative luminance 0.113; OKLCH L 48.6% C 0.127 H 255.7°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#275FA5
RGB	rgb(39, 95, 165)
HSL	hsl(213, 62%, 40%)
HSV	hsv(213, 76%, 65%)
CMYK	cmyk(76.4%, 42.4%, 0%, 35.3%)
CIE-LAB	lab(40.13, 6.90, -42.99)
CIE-LCH	lch(40.13, 43.54, 279.12°)
OKLab	oklab(48.56% -0.0314 -0.1229)
OKLCH	oklch(48.56% 0.127 255.7)
XYZ	xyz(11.7179, 11.3310, 37.1595)
Luminance	0.1133 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275FA5 #A56D27

analogous

#279EA5 #275FA5 #2E27A5

triadic

#275FA5 #A5275F #5FA527

tetradic

#275FA5 #A5279E #A56D27 #27A52E

square

#275FA5 #A5279E #A56D27 #27A52E

split-complementary

#275FA5 #A52E27 #9EA527

monochromatic

#102642 #1B4374 #275FA5 #397CD0 #6A9DDC

Accessibility & contrast

On white

6.43

#275FA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#275FA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275FA5

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275FA5	#FFFFFF	#000000	##FFFFFF
##275FA5	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D65A8

Deuteranopia (green-blind)

#2759A4

Tritanopia (blue-blind)

#006F7A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #275fa5;
/* rgb */ color: rgb(39, 95, 165);
/* oklch */ color: oklch(48.6% 0.127 255.7);

Tailwind

colors: {
  custom: {
    50: '#738bc0',
    500: '#275fa5',
    950: '#000000',
  },
}

SCSS

$custom: #275fa5;
$custom-light: #738bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#275fa5",
  "rgb": {
    "r": 39,
    "g": 95,
    "b": 165
  },
  "hsl": {
    "h": 213.333,
    "s": 61.765,
    "l": 40
  },
  "oklch": {
    "l": 0.48562,
    "c": 0.12687,
    "h": 255.7
  },
  "luminance": 0.11332
}

Semantic roles & 50–950 ramp

primary

#275FA5

secondary

#C29966

accent

#9D43E5

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #275FA5

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

Preview Lab → · Contrast checker → · Palette generator →