#275DA1#275DA1

#275DA1 is a mid, vivid cyan. Relative luminance 0.108; OKLCH L 47.8% C 0.124 H 255.7°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#275DA1
RGB	rgb(39, 93, 161)
HSL	hsl(213, 61%, 39%)
HSV	hsv(213, 76%, 63%)
CMYK	cmyk(75.8%, 42.2%, 0%, 36.9%)
CIE-LAB	lab(39.30, 6.65, -41.94)
CIE-LCH	lch(39.30, 42.47, 279.01°)
OKLab	oklab(47.83% -0.0305 -0.1199)
OKLCH	oklch(47.83% 0.124 255.7)
XYZ	xyz(11.1817, 10.8320, 35.2128)
Luminance	0.1083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275DA1 #A16B27

analogous

#279AA1 #275DA1 #2E27A1

triadic

#275DA1 #A1275D #5DA127

tetradic

#275DA1 #A1279A #A16B27 #27A12E

square

#275DA1 #A1279A #A16B27 #27A12E

split-complementary

#275DA1 #A12E27 #9AA127

monochromatic

#0F243E #1B4170 #275DA1 #377ACE #689BDA

Accessibility & contrast

On white

6.63

#275DA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#275DA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275DA1

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275DA1	#FFFFFF	#000000	##FFFFFF
##275DA1	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C63A4

Deuteranopia (green-blind)

#2757A0

Tritanopia (blue-blind)

#006D77

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #275da1;
/* rgb */ color: rgb(39, 93, 161);
/* oklch */ color: oklch(47.8% 0.124 255.7);

Tailwind

colors: {
  custom: {
    50: '#728abd',
    500: '#275da1',
    950: '#000000',
  },
}

SCSS

$custom: #275da1;
$custom-light: #728abd;
$custom-dark: #000000;

JSON

{
  "hex": "#275da1",
  "rgb": {
    "r": 39,
    "g": 93,
    "b": 161
  },
  "hsl": {
    "h": 213.443,
    "s": 61,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47834,
    "c": 0.12371,
    "h": 255.7
  },
  "luminance": 0.10833
}

Semantic roles & 50–950 ramp

primary

#275DA1

secondary

#C09763

accent

#9D44E4

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #275DA1

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

Preview Lab → · Contrast checker → · Palette generator →