#0C64E1
Closest named color: Azul (#1D5DEC). oklch(53.5% 0.205 259.5), rgb(12, 100, 225).
Aa
White text reads best on this color (5.34:1).
About this color
#0C64E1 is a medium-dark, vivid blue. In OKLCH its lightness is 54%, its chroma 0.205 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Azul (#1D5DEC), ΔE 0.024 away. White text reads best on it, at 5.34:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.205) |
| Temperature | cool |
| Nearest name | Azul (#1D5DEC) |
| Black text | 3.92:1 |
| White text | 5.34:1 |
Values
| HEX | #0C64E1 |
| RGB | rgb(12, 100, 225) |
| HSL | hsl(215, 90%, 46%) |
| OKLCH | oklch(53.5% 0.205 259.5) |
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 #0C64E1 | 5.34:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #0C64E1 | 3.92:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #0C64E1 text on white | 5.34:1 | AA | Lc 75.8 | Fine for body text |
| #0C64E1 text on black | 3.92:1 | AA large text | Lc -25.9 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EBFC
oklch(93.7% 0.026 259)
-
Step 200
200
#C6DBFC
oklch(88.6% 0.051 259.4)
-
Step 300
300
#9DC2FD
oklch(80.9% 0.093 259.6)
-
Step 400
400
#67A0FC
oklch(70.7% 0.148 259.6)
-
Step 500
500
#3C85F9
oklch(63.2% 0.188 259.4)
-
Step 600
600 (this color)
#0C64E1
oklch(53.5% 0.205 259.5)
-
Step 700
700
#0658CA
oklch(49.1% 0.191 259.5)
-
Step 800
800
#0C49A3
oklch(42.8% 0.157 259.4)
-
Step 900
900
#133E81
oklch(37.6% 0.123 259.4)
-
Step 950
950
#0D254C
oklch(27% 0.078 259.7)
#0C64E1 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) | #0074E5 | 0.040 |
| Deuteranopia (no green cones) | #0062DF | 0.007 |
| Tritanopia (no blue cones) | #008499 | 0.156 |
| Achromatopsia (no color) | #6B6B6B | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0C64E1
#0C64E1
oklch(53.5% 0.205 259.5)
- #8F6400
#8F6400
oklch(53.4% 0.111 79.2)
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 #0C64E1, closest first.
No curated palette has a color within ΔE 0.04 of #0C64E1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Azul #1D5DEC ΔE 0.024
- Cerulean Blue #056EEE ΔE 0.031
- Royal Blue #4169E1 ΔE 0.038
- Bright Blue #0165FC ΔE 0.041
- Neon Blue #4361EE ΔE 0.041
- Warm Blue #4B57DB ΔE 0.050
- Electric Blue #0652FF ΔE 0.059
- Clear Blue #247AFD ΔE 0.070
Use #0C64E1 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.