#4F94FB
Closest named color: Chefchaouen Blue (#4895EF). oklch(67.1% 0.168 258.3), rgb(79, 148, 251).
Aa
Black text reads best on this color (6.96:1).
About this color
#4F94FB is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.168 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.020 away. Black text reads best on it, at 6.96:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.168) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.96:1 |
| White text | 3.01:1 |
Values
| HEX | #4F94FB |
| RGB | rgb(79, 148, 251) |
| HSL | hsl(216, 96%, 65%) |
| OKLCH | oklch(67.1% 0.168 258.3) |
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 #4F94FB | 3.01:1 | AA large text | Lc -61.9 | Content text, not long reading |
| Black text on #4F94FB | 6.96:1 | AA | Lc 47.5 | Large or bold text, headings |
| #4F94FB text on white | 3.01:1 | AA large text | Lc 56.6 | Large or bold text, headings |
| #4F94FB text on black | 6.96:1 | AA | Lc -45.2 | 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
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DEEBFF
oklch(93.6% 0.031 258.9)
-
Step 200
200
#C3DBFF
oklch(88.5% 0.056 258.4)
-
Step 300
300
#9AC3FF
oklch(81% 0.096 257.8)
-
Step 400
400 (this color)
#4F94FB
oklch(67.1% 0.168 258.3)
-
Step 500
500
#2F84FF
oklch(63% 0.2 258.5)
-
Step 600
600
#006BEA
oklch(55.6% 0.209 258.4)
-
Step 700
700
#005AC6
oklch(49.1% 0.184 258.2)
-
Step 800
800
#0049A4
oklch(42.7% 0.16 258.3)
-
Step 900
900
#013D8A
oklch(37.8% 0.14 258.2)
-
Step 950
950
#062451
oklch(26.9% 0.09 258.8)
#4F94FB 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) | #639DFF | 0.032 |
| Deuteranopia (no green cones) | #478DF9 | 0.021 |
| Tritanopia (no blue cones) | #00ACBB | 0.135 |
| Achromatopsia (no color) | #949494 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F94FB
#4F94FB
oklch(67.1% 0.168 258.3)
- #C48900
#C48900
oklch(67.2% 0.14 78.2)
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 #4F94FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.020
- Cornflower Blue #6495ED ΔE 0.028
- Dodger Blue #1E90FF ΔE 0.033
- Dark Sky Blue #448EE4 ΔE 0.038
- Soft Blue #6488EA ΔE 0.038
- Cornflower #6A79F7 ΔE 0.068
- Lavender Blue #8B88F8 ΔE 0.070
- Periwinkle Blue #8F99FB ΔE 0.074
Use #4F94FB 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.