#5FA3E4
Closest named color: Cornflower Blue (#6495ED). oklch(69.8% 0.119 248.9), rgb(95, 163, 228).
Aa
Black text reads best on this color (7.84:1).
About this color
#5FA3E4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.119 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.043 away. Black text reads best on it, at 7.84:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.84:1 |
| White text | 2.67:1 |
Values
| HEX | #5FA3E4 |
| RGB | rgb(95, 163, 228) |
| HSL | hsl(209, 71%, 63%) |
| OKLCH | oklch(69.8% 0.119 248.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #5FA3E4 | 2.67:1 | Fails | Lc -57.0 | Large or bold text, headings |
| Black text on #5FA3E4 | 7.84:1 | AAA | Lc 52.2 | Large or bold text, headings |
| #5FA3E4 text on white | 2.67:1 | Fails | Lc 51.8 | Large or bold text, headings |
| #5FA3E4 text on black | 7.84:1 | AAA | Lc -50.1 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DFEBF8
oklch(93.5% 0.022 250.2)
-
Step 200
200
#C5DCF4
oklch(88.5% 0.041 249.4)
-
Step 300
300
#9CC5EF
oklch(80.9% 0.074 249.4)
-
Step 400
400 (this color)
#5FA3E4
oklch(69.8% 0.119 248.9)
-
Step 500
500
#2D8EE0
oklch(63.1% 0.151 248.7)
-
Step 600
600
#0076C8
oklch(55.5% 0.154 249.2)
-
Step 700
700
#0063A9
oklch(49% 0.136 249.1)
-
Step 800
800
#00518C
oklch(42.7% 0.118 249.2)
-
Step 900
900
#074473
oklch(37.8% 0.098 248.6)
-
Step 950
950
#092843
oklch(27% 0.062 248.7)
#5FA3E4 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #87A5E7 | 0.045 |
| Deuteranopia (no green cones) | #7698E3 | 0.035 |
| Tritanopia (no blue cones) | #00B2BA | 0.097 |
| Achromatopsia (no color) | #9E9E9E | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5FA3E4
#5FA3E4
oklch(69.8% 0.119 248.9)
- #CD8F43
#CD8F43
oklch(69.7% 0.119 69.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #5FA3E4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.043
- Chefchaouen Blue #4895EF ΔE 0.051
- Dark Sky Blue #448EE4 ΔE 0.066
- Greyblue #77A1B5 ΔE 0.071
- Periwinkle Blue #8F99FB ΔE 0.072
- Soft Blue #6488EA ΔE 0.075
- Faded Blue #658CBB ΔE 0.077
- Perrywinkle #8F8CE7 ΔE 0.078
Use #5FA3E4 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.