#4FA7DB
Closest named color: Turquoise Blue (#06B1C4). oklch(69.6% 0.114 237.5), rgb(79, 167, 219).
Aa
Black text reads best on this color (7.88:1).
About this color
#4FA7DB is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.114 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.059 away. Black text reads best on it, at 7.88:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.88:1 |
| White text | 2.66:1 |
Values
| HEX | #4FA7DB |
| RGB | rgb(79, 167, 219) |
| HSL | hsl(202, 66%, 58%) |
| OKLCH | oklch(69.6% 0.114 237.5) |
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 #4FA7DB | 2.66:1 | Fails | Lc -56.7 | Large or bold text, headings |
| Black text on #4FA7DB | 7.88:1 | AAA | Lc 52.5 | Large or bold text, headings |
| #4FA7DB text on white | 2.66:1 | Fails | Lc 51.6 | Large or bold text, headings |
| #4FA7DB text on black | 7.88:1 | AAA | Lc -50.3 | 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
#DEECF6
oklch(93.6% 0.02 238.7)
-
Step 200
200
#C2DEF0
oklch(88.6% 0.039 236.1)
-
Step 300
300
#95C8E9
oklch(80.9% 0.071 237.2)
-
Step 400
400 (this color)
#4FA7DB
oklch(69.6% 0.114 237.5)
-
Step 500
500
#0094D2
oklch(63.2% 0.138 237.1)
-
Step 600
600
#007CB2
oklch(55.6% 0.123 237.7)
-
Step 700
700
#006896
oklch(49.1% 0.108 237.6)
-
Step 800
800
#00557C
oklch(42.7% 0.094 237.9)
-
Step 900
900
#004768
oklch(37.7% 0.083 237.5)
-
Step 950
950
#002A40
oklch(27% 0.06 237.8)
#4FA7DB 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) | #8FA6DD | 0.066 |
| Deuteranopia (no green cones) | #7C98DA | 0.056 |
| Tritanopia (no blue cones) | #00B4B9 | 0.078 |
| Achromatopsia (no color) | #9E9E9E | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FA7DB
#4FA7DB
oklch(69.6% 0.114 237.5)
- #D28A52
#D28A52
oklch(69.6% 0.114 57.3)
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 #4FA7DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.059
- Greyblue #77A1B5 ΔE 0.062
- Cornflower Blue #6495ED ΔE 0.063
- Chefchaouen Blue #4895EF ΔE 0.065
- Deep Sky Blue #00BFFF ΔE 0.073
- Bluegrey #85A3B2 ΔE 0.074
- Dark Sky Blue #448EE4 ΔE 0.076
- Faded Blue #658CBB ΔE 0.077
Use #4FA7DB 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.