#436FF7
Closest named color: Clear Blue (#247AFD). oklch(58.9% 0.209 266.4), rgb(67, 111, 247).
Aa
Black text reads best on this color (4.85:1).
About this color
#436FF7 is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.209 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.030 away. Black text reads best on it, at 4.85:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.209) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #436FF7 |
| RGB | rgb(67, 111, 247) |
| HSL | hsl(225, 92%, 62%) |
| OKLCH | oklch(58.9% 0.209 266.4) |
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 #436FF7 | 4.32:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #436FF7 | 4.85:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #436FF7 text on white | 4.32:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #436FF7 text on black | 4.85:1 | AA | Lc -32.2 | Non-text elements, placeholder text |
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
#F1F5FE
oklch(97% 0.013 266.7)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C9D9FD
oklch(88.5% 0.053 266.4)
-
Step 300
300
#A5BFFE
oklch(80.8% 0.094 267)
-
Step 400
400
#759CFE
oklch(70.8% 0.15 266.3)
-
Step 500
500
#537FFC
oklch(63.1% 0.192 266.4)
-
Step 600
600 (this color)
#436FF7
oklch(58.9% 0.209 266.4)
-
Step 700
700
#2D52CD
oklch(49.1% 0.195 266.3)
-
Step 800
800
#2644A6
oklch(42.7% 0.162 266.4)
-
Step 900
900
#223B83
oklch(37.7% 0.125 266.1)
-
Step 950
950
#14234D
oklch(27% 0.08 266.3)
#436FF7 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) | #0082FC | 0.049 |
| Deuteranopia (no green cones) | #0072F4 | 0.033 |
| Tritanopia (no blue cones) | #0090A8 | 0.166 |
| Achromatopsia (no color) | #797979 | 0.210 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #436FF7
#436FF7
oklch(58.9% 0.209 266.4)
- #9C7700
#9C7700
oklch(58.9% 0.121 86.8)
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 #436FF7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.030
- Neon Blue #4361EE ΔE 0.035
- Royal Blue #4169E1 ΔE 0.036
- Cerulean Blue #056EEE ΔE 0.037
- Bright Blue #0165FC ΔE 0.047
- Cornflower #6A79F7 ΔE 0.054
- Azul #1D5DEC ΔE 0.059
- Warm Blue #4B57DB ΔE 0.068
Use #436FF7 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.