#F5F958#F5F958

#F5F958 is a very light, vivid yellow. Relative luminance 0.879; OKLCH L 95.1% C 0.177 H 110.7°. Best body text is #000000 at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#F5F958
RGB	rgb(245, 249, 88)
HSL	hsl(61, 93%, 66%)
HSV	hsv(61, 65%, 98%)
CMYK	cmyk(1.6%, 0%, 64.7%, 2.4%)
CIE-LAB	lab(95.11, -20.40, 73.62)
CIE-LCH	lch(95.11, 76.39, 105.48°)
OKLab	oklab(95.08% -0.0627 0.1658)
OKLCH	oklch(95.08% 0.177 110.7)
XYZ	xyz(73.2956, 87.8703, 22.3303)
Luminance	0.8787 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5F958 #5C58F9

analogous

#F9AC58 #F5F958 #A4F958

triadic

#F5F958 #58F5F9 #F958F5

tetradic

#F5F958 #58F9AC #5C58F9 #F958A4

square

#F5F958 #58F9AC #5C58F9 #F958A4

split-complementary

#F5F958 #58A4F9 #AC58F9

monochromatic

#CACF07 #F1F71D #F5F958 #F9FB93 #FCFDCE

Accessibility & contrast

On white

1.13

#F5F958 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.57

#F5F958 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5F958

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5F958	#FFFFFF	#000000	##000000
##F5F958	1.00	1.13	18.57	18.57
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.57	21.00	1.00	1.00
##000000	18.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF41

Deuteranopia (green-blind)

#FFF363

Tritanopia (blue-blind)

#FFEAD8

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #f5f958;
/* rgb */ color: rgb(245, 249, 88);
/* oklch */ color: oklch(95.1% 0.177 110.7);

Tailwind

colors: {
  custom: {
    50: '#fcfb8f',
    500: '#f5f958',
    950: '#000000',
  },
}

SCSS

$custom: #f5f958;
$custom-light: #fcfb8f;
$custom-dark: #000000;

JSON

{
  "hex": "#f5f958",
  "rgb": {
    "r": 245,
    "g": 249,
    "b": 88
  },
  "hsl": {
    "h": 61.491,
    "s": 93.064,
    "l": 66.078
  },
  "oklch": {
    "l": 0.95079,
    "c": 0.17725,
    "h": 110.7
  },
  "luminance": 0.87868
}

Semantic roles & 50–950 ramp

primary

#F5F958

secondary

#2F2BCA

accent

#00E606

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F5F958

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

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