#0F54D3
Closest named color: Blue Blue (#2242C7). oklch(49.2% 0.206 261.7), rgb(15, 84, 211).
Aa
White text reads best on this color (6.50:1).
About this color
#0F54D3 is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.206 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.044 away. White text reads best on it, at 6.50:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.206) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 3.22:1 |
| White text | 6.50:1 |
Values
| HEX | #0F54D3 |
| RGB | rgb(15, 84, 211) |
| HSL | hsl(219, 87%, 44%) |
| OKLCH | oklch(49.2% 0.206 261.7) |
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 #0F54D3 | 6.50:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #0F54D3 | 3.22:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #0F54D3 text on white | 6.50:1 | AA | Lc 81.4 | Fine for body text |
| #0F54D3 text on black | 3.22:1 | AA large text | Lc -20.5 | 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
#DFEAFE
oklch(93.5% 0.03 262.5)
-
Step 200
200
#C5DAFF
oklch(88.5% 0.056 261.8)
-
Step 300
300
#9EC1FF
oklch(80.8% 0.096 261.6)
-
Step 400
400
#6A9EFF
oklch(70.6% 0.153 261.9)
-
Step 500
500
#4082FF
oklch(63.1% 0.198 261.6)
-
Step 600
600
#1C66F2
oklch(55.6% 0.222 261.7)
-
Step 700
700 (this color)
#0F54D3
oklch(49.2% 0.206 261.7)
-
Step 800
800
#1045AA
oklch(42.6% 0.171 261.8)
-
Step 900
900
#153C87
oklch(37.7% 0.133 261.8)
-
Step 950
950
#0D244F
oklch(27% 0.084 261.5)
#0F54D3 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) | #0067D7 | 0.046 |
| Deuteranopia (no green cones) | #0055D1 | 0.005 |
| Tritanopia (no blue cones) | #00758B | 0.157 |
| Achromatopsia (no color) | #5E5E5E | 0.206 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0F54D3
#0F54D3
oklch(49.2% 0.206 261.7)
- #7E5A00
#7E5A00
oklch(49.3% 0.102 81.5)
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 #0F54D3, closest first.
No curated palette has a color within ΔE 0.04 of #0F54D3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.044
- Azul #1D5DEC ΔE 0.046
- Warm Blue #4B57DB ΔE 0.054
- Majorelle Blue #3F37C9 ΔE 0.067
- Electric Blue #0652FF ΔE 0.067
- Neon Blue #4361EE ΔE 0.070
- Royal Blue #4169E1 ΔE 0.072
- Vibrant Blue #0339F8 ΔE 0.074
Use #0F54D3 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.