#1C7597#1C7597

#1C7597 is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.8% C 0.095 H 229.2°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#1C7597
RGB	rgb(28, 117, 151)
HSL	hsl(197, 69%, 35%)
HSV	hsv(197, 81%, 59%)
CMYK	cmyk(81.5%, 22.5%, 0%, 40.8%)
CIE-LAB	lab(45.91, -13.10, -25.61)
CIE-LCH	lch(45.91, 28.76, 242.90°)
OKLab	oklab(52.81% -0.0622 -0.072)
OKLCH	oklch(52.81% 0.095 229.2)
XYZ	xyz(12.4238, 15.2023, 31.5517)
Luminance	0.1520 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C7597 #973E1C

analogous

#1C977B #1C7597 #1C3897

triadic

#1C7597 #971C75 #75971C

tetradic

#1C7597 #7B1C97 #973E1C #38971C

square

#1C7597 #7B1C97 #973E1C #38971C

split-complementary

#1C7597 #971C38 #977B1C

monochromatic

#092530 #124D63 #1C7597 #269DCB #4FB7DE

Accessibility & contrast

On white

5.20

#1C7597 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#1C7597 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C7597

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C7597	#FFFFFF	#000000	##FFFFFF
##1C7597	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#637399

Deuteranopia (green-blind)

#536897

Tritanopia (blue-blind)

#007E80

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #1c7597;
/* rgb */ color: rgb(28, 117, 151);
/* oklch */ color: oklch(52.8% 0.095 229.2);

Tailwind

colors: {
  custom: {
    50: '#6e9cb5',
    500: '#1c7597',
    950: '#000000',
  },
}

SCSS

$custom: #1c7597;
$custom-light: #6e9cb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c7597",
  "rgb": {
    "r": 28,
    "g": 117,
    "b": 151
  },
  "hsl": {
    "h": 196.585,
    "s": 68.715,
    "l": 35.098
  },
  "oklch": {
    "l": 0.52806,
    "c": 0.09517,
    "h": 229.2
  },
  "luminance": 0.15204
}

Semantic roles & 50–950 ramp

primary

#1C7597

secondary

#C16E4E

accent

#6D3CEC

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#080E11

muted

#7B7E80

Preview Lab

Preview with #1C7597

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

Preview Lab → · Contrast checker → · Palette generator →