#4FA1D7
Closest named color: Cornflower Blue (#6495ED). oklch(68% 0.113 240.2), rgb(79, 161, 215).
Aa
Black text reads best on this color (7.41:1).
About this color
#4FA1D7 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.113 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.055 away. Black text reads best on it, at 7.41:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.41:1 |
| White text | 2.83:1 |
Values
| HEX | #4FA1D7 |
| RGB | rgb(79, 161, 215) |
| HSL | hsl(204, 63%, 58%) |
| OKLCH | oklch(68% 0.113 240.2) |
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 #4FA1D7 | 2.83:1 | Fails | Lc -59.4 | Large or bold text, headings |
| Black text on #4FA1D7 | 7.41:1 | AAA | Lc 49.9 | Large or bold text, headings |
| #4FA1D7 text on white | 2.83:1 | Fails | Lc 54.1 | Large or bold text, headings |
| #4FA1D7 text on black | 7.41:1 | AAA | Lc -47.7 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DEECF6
oklch(93.6% 0.02 238.7)
-
Step 200
200
#C3DDF1
oklch(88.5% 0.039 241.1)
-
Step 300
300
#97C7EA
oklch(80.8% 0.071 240.4)
-
Step 400
400 (this color)
#4FA1D7
oklch(68% 0.113 240.2)
-
Step 500
500
#0292D7
oklch(63% 0.145 240.3)
-
Step 600
600
#007BB6
oklch(55.6% 0.128 240.2)
-
Step 700
700
#00679A
oklch(49.1% 0.113 240.5)
-
Step 800
800
#00547F
oklch(42.6% 0.099 240.7)
-
Step 900
900
#00466B
oklch(37.7% 0.087 240.8)
-
Step 950
950
#022940
oklch(26.8% 0.06 240.5)
#4FA1D7 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) | #88A1D9 | 0.060 |
| Deuteranopia (no green cones) | #7693D6 | 0.050 |
| Tritanopia (no blue cones) | #00AEB3 | 0.082 |
| Achromatopsia (no color) | #999999 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FA1D7
#4FA1D7
oklch(68% 0.113 240.2)
- #CB874B
#CB874B
oklch(68.1% 0.113 60.5)
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 #4FA1D7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.055
- Chefchaouen Blue #4895EF ΔE 0.055
- Greyblue #77A1B5 ΔE 0.061
- Dark Sky Blue #448EE4 ΔE 0.062
- Faded Blue #658CBB ΔE 0.062
- Turquoise Blue #06B1C4 ΔE 0.066
- Bluegrey #85A3B2 ΔE 0.076
- Bluey Grey #89A0B0 ΔE 0.079
Use #4FA1D7 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.