#1757A0#1757A0

#1757A0 is a mid, vivid cyan. Relative luminance 0.095; OKLCH L 45.9% C 0.134 H 255.0°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#1757A0
RGB	rgb(23, 87, 160)
HSL	hsl(212, 75%, 36%)
HSV	hsv(212, 86%, 63%)
CMYK	cmyk(85.6%, 45.6%, 0%, 37.3%)
CIE-LAB	lab(37.00, 8.43, -45.05)
CIE-LCH	lch(37.00, 45.84, 280.60°)
OKLab	oklab(45.9% -0.0345 -0.1293)
OKLCH	oklch(45.9% 0.134 255)
XYZ	xyz(10.1043, 9.5353, 34.5588)
Luminance	0.0954 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1757A0 #A06017

analogous

#179BA0 #1757A0 #1C17A0

triadic

#1757A0 #A01757 #57A017

tetradic

#1757A0 #A0179B #A06017 #17A01C

square

#1757A0 #A0179B #A06017 #17A01C

split-complementary

#1757A0 #A01C17 #9BA017

monochromatic

#081D35 #0F3A6A #1757A0 #1F74D6 #4C94E5

Accessibility & contrast

On white

7.22

#1757A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#1757A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1757A0

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1757A0	#FFFFFF	#000000	##FFFFFF
##1757A0	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305EA3

Deuteranopia (green-blind)

#10519F

Tritanopia (blue-blind)

#006973

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1757a0;
/* rgb */ color: rgb(23, 87, 160);
/* oklch */ color: oklch(45.9% 0.134 255.0);

Tailwind

colors: {
  custom: {
    50: '#6e85bc',
    500: '#1757a0',
    950: '#000000',
  },
}

SCSS

$custom: #1757a0;
$custom-light: #6e85bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1757a0",
  "rgb": {
    "r": 23,
    "g": 87,
    "b": 160
  },
  "hsl": {
    "h": 211.971,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.45903,
    "c": 0.13388,
    "h": 255
  },
  "luminance": 0.09537
}

Semantic roles & 50–950 ramp

primary

#1757A0

secondary

#C78D4C

accent

#9A36F1

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B12

muted

#7B7C81

Preview Lab

Preview with #1757A0

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

Preview Lab → · Contrast checker → · Palette generator →