#4FA9D5
Closest named color: Turquoise Blue (#06B1C4). oklch(69.8% 0.107 232.4), rgb(79, 169, 213).
Aa
Black text reads best on this color (7.96:1).
About this color
#4FA9D5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.107 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.049 away. Black text reads best on it, at 7.96:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.96:1 |
| White text | 2.63:1 |
Values
| HEX | #4FA9D5 |
| RGB | rgb(79, 169, 213) |
| HSL | hsl(200, 61%, 57%) |
| OKLCH | oklch(69.8% 0.107 232.4) |
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 #4FA9D5 | 2.63:1 | Fails | Lc -56.3 | Large or bold text, headings |
| Black text on #4FA9D5 | 7.96:1 | AAA | Lc 52.9 | Large or bold text, headings |
| #4FA9D5 text on white | 2.63:1 | Fails | Lc 51.1 | Large or bold text, headings |
| #4FA9D5 text on black | 7.96:1 | AAA | Lc -50.8 | 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
#F0F7FB
oklch(97.2% 0.009 232.4)
-
Step 100
100
#DEECF5
oklch(93.5% 0.019 235.7)
-
Step 200
200
#C2DEEE
oklch(88.5% 0.037 232.9)
-
Step 300
300
#95C9E5
oklch(80.9% 0.067 232.2)
-
Step 400
400 (this color)
#4FA9D5
oklch(69.8% 0.107 232.4)
-
Step 500
500
#0095CA
oklch(63% 0.13 232.7)
-
Step 600
600
#007EAA
oklch(55.7% 0.113 231.8)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#005677
oklch(42.6% 0.088 233.1)
-
Step 900
900
#004863
oklch(37.7% 0.077 231.8)
-
Step 950
950
#002B3D
oklch(27.1% 0.055 231.9)
#4FA9D5 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) | #93A7D7 | 0.070 |
| Deuteranopia (no green cones) | #8199D4 | 0.062 |
| Tritanopia (no blue cones) | #00B5B8 | 0.070 |
| Achromatopsia (no color) | #9F9F9F | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FA9D5
#4FA9D5
oklch(69.8% 0.107 232.4)
- #D28A5D
#D28A5D
oklch(69.7% 0.107 52.2)
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 #4FA9D5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.049
- Greyblue #77A1B5 ΔE 0.054
- Bluegrey #85A3B2 ΔE 0.067
- Bluey Grey #89A0B0 ΔE 0.072
- Deep Sky Blue #00BFFF ΔE 0.074
- Cornflower Blue #6495ED ΔE 0.074
- Chefchaouen Blue #4895EF ΔE 0.076
- Cadet Blue #5F9EA0 ΔE 0.076
Use #4FA9D5 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.