#164FC7
Closest named color: Blue Blue (#2242C7). oklch(47.3% 0.196 262.5), rgb(22, 79, 199).
Aa
White text reads best on this color (7.05:1).
About this color
#164FC7 is a medium-dark, vivid blue. In OKLCH its lightness is 47%, its chroma 0.196 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.028 away. White text reads best on it, at 7.05:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.196) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.97:1 |
| White text | 7.05:1 |
Values
| HEX | #164FC7 |
| RGB | rgb(22, 79, 199) |
| HSL | hsl(221, 80%, 43%) |
| OKLCH | oklch(47.3% 0.196 262.5) |
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 #164FC7 | 7.05:1 | AAA | Lc -88.6 | Fine for body text |
| Black text on #164FC7 | 2.97:1 | Fails | Lc 20.4 | Dividers and decoration only |
| #164FC7 text on white | 7.05:1 | AAA | Lc 83.6 | Fine for body text |
| #164FC7 text on black | 2.97:1 | Fails | Lc -18.3 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EAFD
oklch(93.5% 0.028 263.4)
-
Step 200
200
#C7DAFD
oklch(88.5% 0.053 262.7)
-
Step 300
300
#A0C1FE
oklch(80.9% 0.094 262.4)
-
Step 400
400
#6C9EFE
oklch(70.7% 0.151 262.4)
-
Step 500
500
#4682FD
oklch(63.2% 0.194 262.6)
-
Step 600
600
#2867EC
oklch(55.6% 0.211 262.6)
-
Step 700
700 (this color)
#164FC7
oklch(47.3% 0.196 262.5)
-
Step 800
800
#1946A6
oklch(42.7% 0.163 262.7)
-
Step 900
900
#1A3C83
oklch(37.6% 0.126 262.7)
-
Step 950
950
#10244D
oklch(27% 0.08 262.7)
#164FC7 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) | #0061CB | 0.044 |
| Deuteranopia (no green cones) | #0051C5 | 0.009 |
| Tritanopia (no blue cones) | #006E83 | 0.150 |
| Achromatopsia (no color) | #595959 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #164FC7
#164FC7
oklch(47.3% 0.196 262.5)
- #765500
#765500
oklch(47.2% 0.097 82.4)
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 #164FC7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.028
- Majorelle Blue #3F37C9 ΔE 0.056
- Warm Blue #4B57DB ΔE 0.066
- Azul #1D5DEC ΔE 0.067
- Sapphire #2138AB ΔE 0.069
- Blue With A Hint Of Purple #533CC6 ΔE 0.071
- Blurple #5539CC ΔE 0.076
- Mid Blue #276AB3 ΔE 0.082
Use #164FC7 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.