#4FA1DA
Closest named color: Cornflower Blue (#6495ED). oklch(68.2% 0.116 241.6), rgb(79, 161, 218).
Aa
Black text reads best on this color (7.44:1).
About this color
#4FA1DA is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.116 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.051 away. Black text reads best on it, at 7.44:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.44:1 |
| White text | 2.82:1 |
Values
| HEX | #4FA1DA |
| RGB | rgb(79, 161, 218) |
| HSL | hsl(205, 65%, 58%) |
| OKLCH | oklch(68.2% 0.116 241.6) |
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 #4FA1DA | 2.82:1 | Fails | Lc -59.2 | Large or bold text, headings |
| Black text on #4FA1DA | 7.44:1 | AAA | Lc 50.1 | Large or bold text, headings |
| #4FA1DA text on white | 2.82:1 | Fails | Lc 54.0 | Large or bold text, headings |
| #4FA1DA text on black | 7.44:1 | AAA | Lc -47.9 | 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
#DEECF7
oklch(93.6% 0.021 241.4)
-
Step 200
200
#C3DDF2
oklch(88.5% 0.04 242.4)
-
Step 300
300
#97C7EC
oklch(80.9% 0.073 241.9)
-
Step 400
400 (this color)
#4FA1DA
oklch(68.2% 0.116 241.6)
-
Step 500
500
#0192DA
oklch(63.1% 0.148 241.4)
-
Step 600
600
#007AB8
oklch(55.5% 0.131 241.7)
-
Step 700
700
#00679C
oklch(49.2% 0.116 241.5)
-
Step 800
800
#005481
oklch(42.7% 0.101 241.9)
-
Step 900
900
#00466C
oklch(37.7% 0.089 241.5)
-
Step 950
950
#022941
oklch(26.9% 0.061 241.6)
#4FA1DA 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) | #87A1DD | 0.058 |
| Deuteranopia (no green cones) | #7494D9 | 0.047 |
| Tritanopia (no blue cones) | #00AFB5 | 0.084 |
| Achromatopsia (no color) | #9A9A9A | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FA1DA
#4FA1DA
oklch(68.2% 0.116 241.6)
- #CC8747
#CC8747
oklch(68.2% 0.116 61.6)
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 #4FA1DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.051
- Dark Sky Blue #448EE4 ΔE 0.060
- Faded Blue #658CBB ΔE 0.064
- Greyblue #77A1B5 ΔE 0.065
- Turquoise Blue #06B1C4 ΔE 0.069
- Soft Blue #6488EA ΔE 0.077
- Bluegrey #85A3B2 ΔE 0.079
Use #4FA1DA 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.