#1753CC
Closest named color: Blue Blue (#2242C7). oklch(48.5% 0.197 262.2), rgb(23, 83, 204).
Aa
White text reads best on this color (6.67:1).
About this color
#1753CC is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.197 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.038 away. White text reads best on it, at 6.67:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.197) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 3.14:1 |
| White text | 6.67:1 |
Values
| HEX | #1753CC |
| RGB | rgb(23, 83, 204) |
| HSL | hsl(220, 80%, 45%) |
| OKLCH | oklch(48.5% 0.197 262.2) |
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 #1753CC | 6.67:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #1753CC | 3.14:1 | AA large text | Lc 21.9 | Dividers and decoration only |
| #1753CC text on white | 6.67:1 | AA | Lc 82.2 | Fine for body text |
| #1753CC text on black | 3.14:1 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EAFD
oklch(93.5% 0.028 263.4)
-
Step 200
200
#C6DAFD
oklch(88.5% 0.053 261.7)
-
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
#4482FD
oklch(63.1% 0.195 262.2)
-
Step 600
600
#2567ED
oklch(55.6% 0.213 262.2)
-
Step 700
700 (this color)
#1753CC
oklch(48.5% 0.197 262.2)
-
Step 800
800
#1746A6
oklch(42.6% 0.163 262.3)
-
Step 900
900
#193C84
oklch(37.6% 0.128 262.5)
-
Step 950
950
#0F244D
oklch(27% 0.081 262.1)
#1753CC 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) | #0065D0 | 0.044 |
| Deuteranopia (no green cones) | #0054CA | 0.008 |
| Tritanopia (no blue cones) | #007287 | 0.151 |
| Achromatopsia (no color) | #5C5C5C | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1753CC
#1753CC
oklch(48.5% 0.197 262.2)
- #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 #1753CC, closest first.
No curated palette has a color within ΔE 0.04 of #1753CC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.038
- Azul #1D5DEC ΔE 0.056
- Warm Blue #4B57DB ΔE 0.057
- Majorelle Blue #3F37C9 ΔE 0.062
- Blue With A Hint Of Purple #533CC6 ΔE 0.074
- Royal Blue #4169E1 ΔE 0.076
- Neon Blue #4361EE ΔE 0.076
- Mid Blue #276AB3 ΔE 0.077
Use #1753CC 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.