#0165FC
Named color: Bright Blue. oklch(55.9% 0.238 260.8), rgb(1, 101, 252).
Aa
White text reads best on this color (4.91:1).
About this color
#0165FC is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.238 and its hue 261°. Its hue sits on the cool side of the wheel. It is the named color Bright Blue. White text reads best on it, at 4.91:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.238) |
| Temperature | cool |
| Nearest name | Bright Blue |
| Black text | 4.26:1 |
| White text | 4.91:1 |
Values
| HEX | #0165FC |
| RGB | rgb(1, 101, 252) |
| HSL | hsl(216, 99%, 50%) |
| OKLCH | oklch(55.9% 0.238 260.8) |
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 #0165FC | 4.91:1 | AA | Lc -78.4 | Fine for body text |
| Black text on #0165FC | 4.26:1 | AA large text | Lc 31.1 | Non-text elements, placeholder text |
| #0165FC text on white | 4.91:1 | AA | Lc 73.0 | Content text, not long reading |
| #0165FC text on black | 4.26:1 | AA large text | Lc -28.7 | 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 600.
-
Step 50
50
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DEEBFF
oklch(93.6% 0.031 258.9)
-
Step 200
200
#C4DAFF
oklch(88.4% 0.057 260.8)
-
Step 300
300
#9DC2FF
oklch(81% 0.096 260.2)
-
Step 400
400
#689FFF
oklch(70.7% 0.153 260.8)
-
Step 500
500
#3C83FF
oklch(63.2% 0.198 260.7)
-
Step 600
600 (this color)
#0165FC
oklch(55.9% 0.238 260.8)
-
Step 700
700
#0054D5
oklch(49.2% 0.21 260.8)
-
Step 800
800
#0044B0
oklch(42.7% 0.182 260.8)
-
Step 900
900
#0C3B8C
oklch(37.7% 0.144 260.9)
-
Step 950
950
#092352
oklch(26.9% 0.092 261.1)
#0165FC 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) | #007BFF | 0.053 |
| Deuteranopia (no green cones) | #0066F9 | 0.005 |
| Tritanopia (no blue cones) | #008DA7 | 0.181 |
| Achromatopsia (no color) | #707070 | 0.239 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0165FC
#0165FC
oklch(55.9% 0.238 260.8)
- #976B00
#976B00
oklch(55.9% 0.116 80.2)
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 #0165FC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Azul #1D5DEC ΔE 0.030
- Cerulean Blue #056EEE ΔE 0.030
- Electric Blue #0652FF ΔE 0.040
- Neon Blue #4361EE ΔE 0.040
- Clear Blue #247AFD ΔE 0.054
- Royal Blue #4169E1 ΔE 0.054
- Warm Blue #4B57DB ΔE 0.070
- Vibrant Blue #0339F8 ΔE 0.086
Use #0165FC 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.