#0047EC
Closest named color: Vibrant Blue (#0339F8). oklch(49.1% 0.252 263.2), rgb(0, 71, 236).
Aa
White text reads best on this color (6.74:1).
About this color
#0047EC is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.252 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Vibrant Blue (#0339F8), ΔE 0.028 away. White text reads best on it, at 6.74:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.252) |
| Temperature | cool |
| Nearest name | Vibrant Blue (#0339F8) |
| Black text | 3.11:1 |
| White text | 6.74:1 |
Values
| HEX | #0047EC |
| RGB | rgb(0, 71, 236) |
| HSL | hsl(222, 100%, 46%) |
| OKLCH | oklch(49.1% 0.252 263.2) |
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 #0047EC | 6.74:1 | AA | Lc -86.9 | Fine for body text |
| Black text on #0047EC | 3.11:1 | AA large text | Lc 22.2 | Dividers and decoration only |
| #0047EC text on white | 6.74:1 | AA | Lc 81.8 | Fine for body text |
| #0047EC text on black | 3.11:1 | AA large text | Lc -20.1 | Dividers and decoration only |
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 700.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#DFEAFF
oklch(93.5% 0.031 263.5)
-
Step 200
200
#C6DAFF
oklch(88.5% 0.056 262.8)
-
Step 300
300
#A0C1FF
oklch(80.9% 0.095 262.7)
-
Step 400
400
#6D9DFF
oklch(70.6% 0.153 263.3)
-
Step 500
500
#4681FF
oklch(63.1% 0.198 263.1)
-
Step 600
600
#1C60FF
oklch(55.6% 0.245 263.2)
-
Step 700
700 (this color)
#0047EC
oklch(49.1% 0.252 263.2)
-
Step 800
800
#053CBE
oklch(42.6% 0.209 263.2)
-
Step 900
900
#0D3696
oklch(37.6% 0.163 263.2)
-
Step 950
950
#092158
oklch(27% 0.104 263.3)
#0047EC 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) | #0066F1 | 0.068 |
| Deuteranopia (no green cones) | #0051E9 | 0.020 |
| Tritanopia (no blue cones) | #007695 | 0.189 |
| Achromatopsia (no color) | #5B5B5B | 0.253 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0047EC
#0047EC
oklch(49.1% 0.252 263.2)
- #7C5A00
#7C5A00
oklch(49% 0.101 82.9)
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 #0047EC, closest first.
No curated palette has a color within ΔE 0.04 of #0047EC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vibrant Blue #0339F8 ΔE 0.028
- Electric Blue #0652FF ΔE 0.039
- Vivid Blue #152EFF ΔE 0.043
- Light Royal Blue #3A2EFE ΔE 0.050
- Azul #1D5DEC ΔE 0.051
- Rich Blue #021BF9 ΔE 0.059
- Blue Blue #2242C7 ΔE 0.060
- Strong Blue #0C06F7 ΔE 0.069
Use #0047EC 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.