#4BA7FB
Closest named color: Cornflower Blue (#6495ED). oklch(71.1% 0.151 249), rgb(75, 167, 251).
Aa
Black text reads best on this color (8.21:1).
About this color
#4BA7FB is a medium-light, vivid blue. In OKLCH its lightness is 71%, its chroma 0.151 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.049 away. Black text reads best on it, at 8.21:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.151) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 8.21:1 |
| White text | 2.55:1 |
Values
| HEX | #4BA7FB |
| RGB | rgb(75, 167, 251) |
| HSL | hsl(209, 96%, 64%) |
| OKLCH | oklch(71.1% 0.151 249) |
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 #4BA7FB | 2.55:1 | Fails | Lc -54.8 | Large or bold text, headings |
| Black text on #4BA7FB | 8.21:1 | AAA | Lc 54.3 | Large or bold text, headings |
| #4BA7FB text on white | 2.55:1 | Fails | Lc 49.7 | Large or bold text, headings |
| #4BA7FB text on black | 8.21:1 | AAA | Lc -52.3 | 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
#EFF6FE
oklch(97% 0.013 251.6)
-
Step 100
100
#DCECFC
oklch(93.6% 0.028 248.1)
-
Step 200
200
#BFDDFB
oklch(88.5% 0.052 248.4)
-
Step 300
300
#91C6FB
oklch(80.9% 0.094 249)
-
Step 400
400 (this color)
#4BA7FB
oklch(71.1% 0.151 249)
-
Step 500
500
#008DED
oklch(63.1% 0.175 249.1)
-
Step 600
600
#0076C8
oklch(55.5% 0.154 249.2)
-
Step 700
700
#0063A9
oklch(49% 0.136 249.1)
-
Step 800
800
#00518C
oklch(42.7% 0.118 249.2)
-
Step 900
900
#004376
oklch(37.6% 0.105 249.5)
-
Step 950
950
#002849
oklch(27.1% 0.074 248.8)
#4BA7FB 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) | #81ABFF | 0.054 |
| Deuteranopia (no green cones) | #689AF9 | 0.038 |
| Tritanopia (no blue cones) | #00BBC5 | 0.113 |
| Achromatopsia (no color) | #A2A2A2 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BA7FB
#4BA7FB
oklch(71.1% 0.151 249)
- #DD8D13
#DD8D13
oklch(70.9% 0.151 68.8)
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 #4BA7FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.049
- Chefchaouen Blue #4895EF ΔE 0.049
- Deep Sky Blue #00BFFF ΔE 0.064
- Dark Sky Blue #448EE4 ΔE 0.071
- Dodger Blue #1E90FF ΔE 0.072
- Periwinkle Blue #8F99FB ΔE 0.073
- Carolina Blue #8AB8FE ΔE 0.080
- Soft Blue #6488EA ΔE 0.080
Use #4BA7FB 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.