#1252CF
Closest named color: Blue Blue (#2242C7). oklch(48.5% 0.203 262), rgb(18, 82, 207).
Aa
White text reads best on this color (6.70:1).
About this color
#1252CF is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.203 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.037 away. White text reads best on it, at 6.70:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.203) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 3.13:1 |
| White text | 6.70:1 |
Values
| HEX | #1252CF |
| RGB | rgb(18, 82, 207) |
| HSL | hsl(220, 84%, 44%) |
| OKLCH | oklch(48.5% 0.203 262) |
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 #1252CF | 6.70:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #1252CF | 3.13:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #1252CF text on white | 6.70:1 | AA | Lc 82.2 | Fine for body text |
| #1252CF text on black | 3.13:1 | AA large text | Lc -19.7 | 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 700.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFE
oklch(93.6% 0.029 264.4)
-
Step 200
200
#C6DAFE
oklch(88.5% 0.054 262.2)
-
Step 300
300
#9FC1FF
oklch(80.9% 0.096 262.2)
-
Step 400
400
#6B9EFF
oklch(70.7% 0.153 262.2)
-
Step 500
500
#4282FF
oklch(63.2% 0.198 262)
-
Step 600
600
#2166F0
oklch(55.5% 0.219 262.1)
-
Step 700
700 (this color)
#1252CF
oklch(48.5% 0.203 262)
-
Step 800
800
#1346A9
oklch(42.8% 0.168 261.9)
-
Step 900
900
#173C86
oklch(37.7% 0.131 262.2)
-
Step 950
950
#0E244E
oklch(27% 0.082 261.8)
#1252CF 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) | #0065D3 | 0.046 |
| Deuteranopia (no green cones) | #0054CD | 0.007 |
| Tritanopia (no blue cones) | #007388 | 0.156 |
| Achromatopsia (no color) | #5C5C5C | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1252CF
#1252CF
oklch(48.5% 0.203 262)
- #7B5800
#7B5800
oklch(48.5% 0.1 81.7)
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 #1252CF, closest first.
No curated palette has a color within ΔE 0.04 of #1252CF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.037
- Azul #1D5DEC ΔE 0.053
- Warm Blue #4B57DB ΔE 0.058
- Majorelle Blue #3F37C9 ΔE 0.062
- Electric Blue #0652FF ΔE 0.074
- Blue With A Hint Of Purple #533CC6 ΔE 0.075
- Neon Blue #4361EE ΔE 0.076
- Vibrant Blue #0339F8 ΔE 0.076
Use #1252CF 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.