#45A2FF
Closest named color: Chefchaouen Blue (#4895EF). oklch(70% 0.162 251.3), rgb(69, 162, 255).
Aa
Black text reads best on this color (7.86:1).
About this color
#45A2FF is a medium-light, vivid blue. In OKLCH its lightness is 70%, its chroma 0.162 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.038 away. Black text reads best on it, at 7.86:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.162) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.86:1 |
| White text | 2.66:1 |
Values
| HEX | #45A2FF |
| RGB | rgb(69, 162, 255) |
| HSL | hsl(210, 100%, 64%) |
| OKLCH | oklch(70% 0.162 251.3) |
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 #45A2FF | 2.66:1 | Fails | Lc -56.7 | Large or bold text, headings |
| Black text on #45A2FF | 7.86:1 | AAA | Lc 52.5 | Large or bold text, headings |
| #45A2FF text on white | 2.66:1 | Fails | Lc 51.5 | Large or bold text, headings |
| #45A2FF text on black | 7.86:1 | AAA | Lc -50.4 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF6FF
oklch(97% 0.014 254.6)
-
Step 100
100
#DCECFD
oklch(93.6% 0.029 249.8)
-
Step 200
200
#BEDCFE
oklch(88.4% 0.057 251.7)
-
Step 300
300
#90C5FF
oklch(80.8% 0.1 251.3)
-
Step 400
400 (this color)
#45A2FF
oklch(70% 0.162 251.3)
-
Step 500
500
#008BF4
oklch(63.1% 0.185 251.3)
-
Step 600
600
#0075CE
oklch(55.7% 0.162 251.1)
-
Step 700
700
#0062AE
oklch(49.1% 0.143 251.1)
-
Step 800
800
#005090
oklch(42.7% 0.125 251.1)
-
Step 900
900
#004279
oklch(37.6% 0.11 251.3)
-
Step 950
950
#00274B
oklch(27% 0.079 251.1)
#45A2FF 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) | #77A8FF | 0.049 |
| Deuteranopia (no green cones) | #5B96FD | 0.033 |
| Tritanopia (no blue cones) | #00B8C4 | 0.123 |
| Achromatopsia (no color) | #9E9E9E | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45A2FF
#45A2FF
oklch(70% 0.162 251.3)
- #D78C00
#D78C00
oklch(70% 0.15 71.7)
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 #45A2FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.038
- Cornflower Blue #6495ED ΔE 0.042
- Dodger Blue #1E90FF ΔE 0.056
- Dark Sky Blue #448EE4 ΔE 0.061
- Soft Blue #6488EA ΔE 0.070
- Periwinkle Blue #8F99FB ΔE 0.074
- Deep Sky Blue #00BFFF ΔE 0.078
- Lavender Blue #8B88F8 ΔE 0.089
Use #45A2FF 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.