#004AE7
Closest named color: Vibrant Blue (#0339F8). oklch(49.1% 0.243 262.8), rgb(0, 74, 231).
Aa
White text reads best on this color (6.70:1).
About this color
#004AE7 is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.243 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Vibrant Blue (#0339F8), ΔE 0.036 away. White text reads best on it, at 6.70:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.243) |
| Temperature | cool |
| Nearest name | Vibrant Blue (#0339F8) |
| Black text | 3.13:1 |
| White text | 6.70:1 |
Values
| HEX | #004AE7 |
| RGB | rgb(0, 74, 231) |
| HSL | hsl(221, 100%, 45%) |
| OKLCH | oklch(49.1% 0.243 262.8) |
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 #004AE7 | 6.70:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #004AE7 | 3.13:1 | AA large text | Lc 22.3 | Dividers and decoration only |
| #004AE7 text on white | 6.70:1 | AA | Lc 81.7 | Fine for body text |
| #004AE7 text on black | 3.13:1 | 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
#6D9EFF
oklch(70.8% 0.152 262.8)
-
Step 500
500
#4581FF
oklch(63.1% 0.198 262.9)
-
Step 600
600
#1860FF
oklch(55.5% 0.245 262.9)
-
Step 700
700 (this color)
#004AE7
oklch(49.1% 0.243 262.8)
-
Step 800
800
#053EBA
oklch(42.6% 0.201 262.8)
-
Step 900
900
#0E3893
oklch(37.8% 0.157 262.7)
-
Step 950
950
#0A2256
oklch(27.1% 0.099 262.9)
#004AE7 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) | #0066EC | 0.063 |
| Deuteranopia (no green cones) | #0052E4 | 0.017 |
| Tritanopia (no blue cones) | #007693 | 0.183 |
| Achromatopsia (no color) | #5C5C5C | 0.244 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004AE7
#004AE7
oklch(49.1% 0.243 262.8)
- #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 #004AE7, closest first.
No curated palette has a color within ΔE 0.04 of #004AE7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vibrant Blue #0339F8 ΔE 0.036
- Electric Blue #0652FF ΔE 0.042
- Azul #1D5DEC ΔE 0.046
- Vivid Blue #152EFF ΔE 0.052
- Blue Blue #2242C7 ΔE 0.054
- Light Royal Blue #3A2EFE ΔE 0.057
- Rich Blue #021BF9 ΔE 0.067
- Bright Blue #0165FC ΔE 0.069
Use #004AE7 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.