#048AF7
Closest named color: Dodger Blue (#1E90FF). oklch(63.1% 0.19 252.3), rgb(4, 138, 247).
Aa
Black text reads best on this color (5.98:1).
About this color
#048AF7 is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.190 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Dodger Blue (#1E90FF), ΔE 0.021 away. Black text reads best on it, at 5.98:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.190) |
| Temperature | cool |
| Nearest name | Dodger Blue (#1E90FF) |
| Black text | 5.98:1 |
| White text | 3.50:1 |
Values
| HEX | #048AF7 |
| RGB | rgb(4, 138, 247) |
| HSL | hsl(207, 97%, 49%) |
| OKLCH | oklch(63.1% 0.19 252.3) |
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 #048AF7 | 3.50:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #048AF7 | 5.98:1 | AA | Lc 42.2 | Non-text elements, placeholder text |
| #048AF7 text on white | 3.50:1 | AA large text | Lc 61.9 | Content text, not long reading |
| #048AF7 text on black | 5.98:1 | AA | Lc -39.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DEEBFC
oklch(93.5% 0.027 255.1)
-
Step 200
200
#C1DCFB
oklch(88.5% 0.052 252)
-
Step 300
300
#95C5FB
oklch(80.9% 0.092 251.9)
-
Step 400
400
#55A4FA
oklch(70.7% 0.149 252.4)
-
Step 500
500 (this color)
#048AF7
oklch(63.1% 0.19 252.3)
-
Step 600
600
#0074D1
oklch(55.7% 0.167 252.1)
-
Step 700
700
#0061B1
oklch(49.1% 0.148 252.3)
-
Step 800
800
#004F93
oklch(42.7% 0.13 252.6)
-
Step 900
900
#00427B
oklch(37.7% 0.113 252.1)
-
Step 950
950
#02274B
oklch(27.1% 0.078 252)
#048AF7 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) | #4E93FB | 0.046 |
| Deuteranopia (no green cones) | #1480F5 | 0.025 |
| Tritanopia (no blue cones) | #00A5B4 | 0.141 |
| Achromatopsia (no color) | #898989 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #048AF7
#048AF7
oklch(63.1% 0.19 252.3)
- #BB7A00
#BB7A00
oklch(63.2% 0.135 72.2)
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 #048AF7, closest first.
No curated palette has a color within ΔE 0.04 of #048AF7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dodger Blue #1E90FF ΔE 0.021
- Clear Blue #247AFD ΔE 0.042
- Dark Sky Blue #448EE4 ΔE 0.042
- Chefchaouen Blue #4895EF ΔE 0.048
- Soft Blue #6488EA ΔE 0.059
- Water Blue #0E87CC ΔE 0.065
- Cornflower Blue #6495ED ΔE 0.070
- Cerulean Blue #056EEE ΔE 0.072
Use #048AF7 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.